Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Norfolk County, Massachusetts, USAi
Regional Level Types
Norfolk CountyCounty
MassachusettsState
USACountry

Flag of Norfolk County
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PhotosMapsSearchMineralogy
Type:
Largest Settlements:
PlacePopulation
Quincy93,618 (2017)
Brookline58,732 (2017)
Weymouth54,395 (2017)
Braintree33,509 (2017)
Randolph32,112 (2017)
Franklin30,636 (2017)
Mindat Locality ID:
15053
Long-form identifier:
mindat:1:2:15053:9
GUID (UUID V4):
0
Other Languages:
French:
comté de Norfolk, Massachusetts, États-Unis
German:
Norfolk County, Massachusetts, Vereinigte Staaten
Italian:
contea di Norfolk, Massachusetts, Stati Uniti d'America
Russian:
Норфолк, Массачусетс, Соединённые Штаты Америки
Simplified Chinese:
诺福克县, 麻薩諸塞州, 美国
Spanish:
Condado de Norfolk, Massachusetts, Estados Unidos
Albanian:
Norfolk County, Massachusetts, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة نورفولك , ماساتشوستس, الولايات المتحدة
Armenian:
Նորֆոլկ շրջան, Մասսաչուսեթս, Ամերիկայի Միացյալ Նահանգներ
Basque:
Norfolk konderria , Massachusetts
Bavarian:
Norfolk County, Massachusetts, Vaoanigte Stootn
Belarusian:
акруга Норфалк, Масачусетс, Злучаныя Штаты Амерыкі
Belarusian (Tarashkevitsa):
акруга Норфалк, Масачусэтс, Злучаныя Штаты Амэрыкі
Bishnupriya Manipuri:
নরফক কাউন্টি, ম্যাসাচুসেট্‌স, তিলপারাষ্ট্র
Bulgarian:
Норфолк, Масачузетс, Съединени американски щати
Cebuano:
Norfolk County, Massachusetts
Danish:
Norfolk County , Massachusetts, USA
Dutch:
Norfolk County, Massachusetts, Verenigde Staten
Estonian:
Norfolki maakond, Massachusetts, Ameerika Ühendriigid
Farsi/Persian:
شهرستان نورفک، ماساچوست, ماساچوست, ایالات متحده آمریکا
Galician:
Condado de Norfolk, Massachusetts, Estados Unidos de América
Georgian:
ნორფოლკის ოლქი, მასაჩუსეტსი, ამერიკის შეერთებული შტატები
Hebrew:
מחוז נורפוק, מסצ'וסטס, ארצות הברית
Hungarian:
Norfolk megye, Massachusetts, Amerikai Egyesült Államok
Indonesian:
County Norfolk, Massachusetts, Amerika Serikat
Irish Gaelic:
Contae Norfolk, Massachusetts, Stáit Aontaithe Mheiriceá
Japanese:
ノーフォーク郡, マサチューセッツ州, アメリカ合衆国
Low Saxon/Low German:
Norfolk County, Massachusetts, USA
Min Dong Chinese:
Norfolk Gông, Massachusetts
Minnan / Hokkien-Taiwanese:
Norfolk Kūn
Nepali:
नोरफल्क काउन्टी, म्यासेचुसेट्स, संयुक्त राज्य अमेरिका
Norwegian:
Norfolk County, Massachusetts, USA
Occitan:
Comtat de Norfolk, Massachusetts, Estats Units d'America
Polish:
Hrabstwo Norfolk, Massachusetts, Stany Zjednoczone
Portuguese:
Condado de Norfolk, Massachusetts, Estados Unidos
Romanian:
Comitatul Norfolk, Massachusetts, Statele Unite ale Americii
Sardinian:
contea de Norfolk, Massachusetts, Istados Unidos de Amèrica
Scottish Gaelic:
Norfolk County, Massachusetts, Na Stàitean Aonaichte
Serbian:
Округ Норфок , Масачусетс, Сједињене Америчке Државе
Serbo-Croatian:
Norfolk County, Massachusetts, Sjedinjene Američke Države
Swedish:
Norfolk County, Massachusetts, USA
Turkish:
Norfolk County, Massachusetts, Amerika Birleşik Devletleri
Ukrainian:
Норфолк, Массачусетс, Сполучені Штати Америки
Urdu:
نارفوک کاؤنٹی، میساچوسٹس, میساچوسٹس, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Norfolk, Massachusetts, Chủng Quốc Hoa Kỳ
Waray:
Condado han Norfolk, Massachusetts, Estados Unidos
Western Punjabi:
نورفولک کاؤنٹی, میساچیوسٹس, امریکہ


The county of Norfolk County was established in 1793.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

67 valid minerals. 2 erroneous literature entries.

Rock Types Recorded


Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Aegirine
Formula: NaFe3+Si2O6
Localities: Reported from at least 21 localities in this region.
Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
Albite
Formula: Na(AlSi3O8)
Localities: Reported from at least 12 localities in this region.
Albite var. Oligoclase-Albite
Formula: Na(AlSi3O8)
'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
Anatase
Formula: TiO2
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Description: At least some of what was formerly thought to be dolomite, is revealed by SEM-EDS analysis to be ankerite: Ca>Fe>Mg>Mn.
Annite
Formula: KFe2+3(AlSi3O10)(OH)2
Anthophyllite
Formula: ◻Mg2Mg5(Si8O22)(OH)2
Antigorite
Formula: Mg3(Si2O5)(OH)4
'Apatite'
Formula: Ca5(PO4)3A
Aragonite
Formula: CaCO3
Arfvedsonite
Formula: NaNa2(Fe2+4Fe3+)Si8O22(OH)2
Locality: Quincy, Norfolk County, Massachusetts, USA - erroneously reported
Description: The presence of such a sodic amphibole in this rock is unverified. No chemical analysis in the reference cited. Optical evidence would be insufficient to establish the validity of this report, although no optical data are given in support. Chemical analyses from as early as Warren and Palache (1916) through Lyons (1976) definitely and unambiguously show good chemical analyses for riebeckite and insufficient soda to significantly approach the afrvedsonite boundary.
Astrophyllite
Formula: K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
Azurite
Formula: Cu3(CO3)2(OH)2
Baryte
Formula: BaSO4
Beryl
Formula: Be3Al2(Si6O18)
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bornite
Formula: Cu5FeS4
Britholite-(Ce)
Formula: (Ce,Ca)5(SiO4)3OH
Brookite
Formula: TiO2
Calcite
Formula: CaCO3
Localities: Reported from at least 14 localities in this region.
Cerussite
Formula: PbCO3
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 7 localities in this region.
'Chlorite Group'
Localities: Reported from at least 10 localities in this region.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Description: Included in quartz crystals.
Columbite-(Fe)
Formula: Fe2+Nb2O6
Covellite
Formula: CuS
Cryptomelane
Formula: K(Mn4+7Mn3+)O16
Dickite
Formula: Al2(Si2O5)(OH)4
Dolomite
Formula: CaMg(CO3)2
Epididymite
Formula: Na2Be2Si6O15 · H2O
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Localities: Reported from at least 21 localities in this region.
'Feldspar Group'
'Feldspar Group var. Perthite'
Ferro-katophorite
Formula: Na(CaNa)(Fe2+4Al)(AlSi7O22)(OH)2
Locality: Quincy, Norfolk County, Massachusetts, USA - erroneously reported
Description: Originally proposed as an identification for an amphibole occurring at this locality based on optical properties only. Previous and subsequent chemical analyses revealed formulas for amphiboles from this location which are inconsistent with the modern definition of katophorite.
Fluorite
Formula: CaF2
Localities: Reported from at least 13 localities in this region.
Galena
Formula: PbS
Localities: Reported from at least 8 localities in this region.
Galena var. Silver-bearing Galena
Formula: PbS with Ag
'Garnet Group'
Formula: X3Z2(SiO4)3
Goethite
Formula: Fe3+O(OH)
Graphite
Formula: C
Gypsum
Formula: CaSO4 · 2H2O
Gypsum var. Selenite
Formula: CaSO4 · 2H2O
Halotrichite
Formula: Fe2+Al2(SO4)4 · 22H2O
Hematite
Formula: Fe2O3
Localities: Reported from at least 10 localities in this region.
'Heulandite Subgroup'
Formula: (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
Localities: Reported from at least 6 localities in this region.
Ilmenite
Formula: Fe2+TiO3
Localities: Reported from at least 8 localities in this region.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Localities: Reported from at least 10 localities in this region.
'K Feldspar'
'Leucoxene'
'Limonite'
Localities: Reported from at least 16 localities in this region.
Magnetite
Formula: Fe2+Fe3+2O4
Localities: Reported from at least 6 localities in this region.
Malachite
Formula: Cu2(CO3)(OH)2
Localities: Reported from at least 6 localities in this region.
Melanterite
Formula: Fe2+(H2O)6(SO4) · H2O
Microcline
Formula: K(AlSi3O8)
Molybdenite
Formula: MoS2
'Monazite Group'
Formula: REE(PO4)
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Native Gold
Formula: Au
Native Sulphur ?
Formula: S8
'Oligoclase-Andesine'
Opal
Formula: SiO2 · nH2O
Orthoclase
Formula: K(AlSi3O8)
Localities: Reported from at least 12 localities in this region.
Parisite-(Ce)
Formula: CaCe2(CO3)3F2
Description: Occurs in pegmatite pipes in a riebeckite-aegirine-granite.
Pickeringite
Formula: MgAl2(SO4)4 · 22H2O
Piemontite
Formula: (CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Pyrite
Formula: FeS2
Localities: Reported from at least 12 localities in this region.
Habit: cubic
Description: Crystals to at least 2 cm from the Ledgeview Estates.
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Localities: Reported from at least 38 localities in this region.
Quartz var. Agate
Formula: SiO2
Quartz var. Amethyst
Formula: SiO2
Localities: Reported from at least 6 localities in this region.
Quartz var. Blue Quartz
Formula: SiO2
Quartz var. Chalcedony
Formula: SiO2
Quartz var. Milky Quartz
Formula: SiO2
Description: Milky quartz here is mostly massive, forming most of the veins in the outcrops and boulders present at the site, although a few crystals are found. Many quartz crystals have milky phantoms.
Quartz var. Rock Crystal
Formula: SiO2
Description: Most of the smaller crystals are rock crystal. Some pieces are gemmy.
Quartz var. Sceptre Quartz
Formula: SiO2
Quartz var. Smoky Quartz
Formula: SiO2
Localities: Reported from at least 6 localities in this region.
Riebeckite
Formula: ◻Na2(Fe2+3Fe3+2)Si8O22(OH)2
Localities: Reported from at least 25 localities in this region.
'Riebeckite Root Name Group'
Formula: ◻Na2(C2+3Fe3+2)(Si8O22)W2
'Riebeckite Root Name Group var. Crocidolite'
Formula: ◻[Na2][Z2+3Fe3+2]Si8O22(OH,F,Cl)2
Röntgenite-(Ce)
Formula: Ca2(Ce,La)3(CO3)5F3
Siderite
Formula: FeCO3
Sphalerite
Formula: ZnS
'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O
Synchysite-(Ce)
Formula: CaCe(CO3)2F
Talc
Formula: Mg3Si4O10(OH)2
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Tetrahedrite-(Zn)
Formula: Cu6(Cu4Zn2)Sb4S12S
Titanite
Formula: CaTiO(SiO4)
Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
Wulfenite
Formula: Pb(MoO4)
Zircon
Formula: Zr(SiO4)
Localities: Reported from at least 9 localities in this region.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Graphite1.CB.05aC
Native Sulphur ?1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Bornite2.BA.15Cu5FeS4
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
var. Silver-bearing Galena2.CD.10PbS with Ag
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Tetrahedrite-(Zn)2.GB.05Cu6(Cu4Zn2)Sb4S12S
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
Magnetite4.BB.05Fe2+Fe3+2O4
Hematite4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Quartz
var. Agate
4.DA.05SiO2
var. Amethyst4.DA.05SiO2
var. Chalcedony4.DA.05SiO2
4.DA.05SiO2
var. Smoky Quartz4.DA.05SiO2
var. Rock Crystal4.DA.05SiO2
var. Milky Quartz4.DA.05SiO2
var. Sceptre Quartz4.DA.05SiO2
var. Blue Quartz4.DA.05SiO2
Opal4.DA.10SiO2 · nH2O
Columbite-(Fe)4.DB.35Fe2+Nb2O6
Anatase4.DD.05TiO2
Brookite4.DD.10TiO2
Cryptomelane4.DK.05aK(Mn4+7Mn3+)O16
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Dolomite5.AB.10CaMg(CO3)2
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Parisite-(Ce)5.BD.20bCaCe2(CO3)3F2
Synchysite-(Ce)5.BD.20cCaCe(CO3)2F
Röntgenite-(Ce)5.BD.20dCa2(Ce,La)3(CO3)5F3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Melanterite7.CB.35Fe2+(H2O)6(SO4) · H2O
Halotrichite7.CB.85Fe2+Al2(SO4)4 · 22H2O
Pickeringite7.CB.85MgAl2(SO4)4 · 22H2O
Gypsum7.CD.40CaSO4 · 2H2O
var. Selenite7.CD.40CaSO4 · 2H2O
Wulfenite7.GA.05Pb(MoO4)
Group 9 - Silicates
Chrysotile9.00.Mg3(Si2O5)(OH)4
Zircon9.AD.30Zr(SiO4)
Titanite9.AG.15CaTiO(SiO4)
Britholite-(Ce)9.AH.25(Ce,Ca)5(SiO4)3OH
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Piemontite9.BG.05a(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Beryl9.CJ.05Be3Al2(Si6O18)
Aegirine9.DA.25NaFe3+Si2O6
Astrophyllite9.DC.05K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
Anthophyllite9.DD.05◻Mg2Mg5(Si8O22)(OH)2
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Tremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2
Ferro-katophorite ?9.DE.20Na(CaNa)(Fe2+4Al)(AlSi7O22)(OH)2
Arfvedsonite ?9.DE.25NaNa2(Fe2+4Fe3+)Si8O22(OH)2
Riebeckite9.DE.25◻Na2(Fe2+3Fe3+2)Si8O22(OH)2
Epididymite9.DG.55Na2Be2Si6O15 · H2O
Aenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
Talc9.EC.05Mg3Si4O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Annite9.EC.20KFe2+3(AlSi3O10)(OH)2
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Dickite9.ED.05Al2(Si2O5)(OH)4
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Antigorite9.ED.15Mg3(Si2O5)(OH)4
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Microcline9.FA.30K(AlSi3O8)
Orthoclase9.FA.30K(AlSi3O8)
Albite9.FA.35Na(AlSi3O8)
var. Oligoclase-Albite9.FA.35Na(AlSi3O8)
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Feldspar Group'-
'Heulandite Subgroup'-(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
'Limonite'-
'Monazite Group'-REE(PO4)
'Oligoclase-Andesine'-
'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O
'Leucoxene'-
'Feldspar Group
var. Perthite'
-
'Riebeckite Root Name Group'-◻Na2(C2+3Fe3+2)(Si8O22)W2
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'Riebeckite Root Name Group
var. Crocidolite'
-◻[Na2][Z2+3Fe3+2]Si8O22(OH,F,Cl)2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'K Feldspar'-
'Garnet Group'-X3Z2(SiO4)3
'Apatite'-Ca5(PO4)3A
'Allanite Group'-(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H AnniteKFe32+(AlSi3O10)(OH)2
H Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
H AntigoriteMg3(Si2O5)(OH)4
H ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
H AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
H AzuriteCu3(CO3)2(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
H ChrysotileMg3(Si2O5)(OH)4
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H ClinochloreMg5Al(AlSi3O10)(OH)8
H DickiteAl2(Si2O5)(OH)4
H EpididymiteNa2Be2Si6O15 · H2O
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H GoethiteFe3+O(OH)
H GypsumCaSO4 · 2H2O
H HalotrichiteFe2+Al2(SO4)4 · 22H2O
H Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
H KaoliniteAl2(Si2O5)(OH)4
H Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
H MalachiteCu2(CO3)(OH)2
H MelanteriteFe2+(H2O)6(SO4) · H2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H OpalSiO2 · nH2O
H PickeringiteMgAl2(SO4)4 · 22H2O
H Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
H Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
H Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
H TalcMg3Si4O10(OH)2
H Tremolite◻Ca2Mg5(Si8O22)(OH)2
H Gypsum var. SeleniteCaSO4 · 2H2O
H Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
H Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
BeBeryllium
Be BerylBe3Al2(Si6O18)
Be EpididymiteNa2Be2Si6O15 · H2O
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C AragoniteCaCO3
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C GraphiteC
C MalachiteCu2(CO3)(OH)2
C Parisite-(Ce)CaCe2(CO3)3F2
C Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
C SideriteFeCO3
C Synchysite-(Ce)CaCe(CO3)2F
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AegirineNaFe3+Si2O6
O AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
O Quartz var. AgateSiO2
O AlbiteNa(AlSi3O8)
O Quartz var. AmethystSiO2
O AnataseTiO2
O AnkeriteCa(Fe2+,Mg)(CO3)2
O AnniteKFe32+(AlSi3O10)(OH)2
O Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
O AntigoriteMg3(Si2O5)(OH)4
O AragoniteCaCO3
O ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
O AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
O AzuriteCu3(CO3)2(OH)2
O BaryteBaSO4
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
O BrookiteTiO2
O BerylBe3Al2(Si6O18)
O CalciteCaCO3
O CerussitePbCO3
O Quartz var. ChalcedonySiO2
O ChrysotileMg3(Si2O5)(OH)4
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O ClinochloreMg5Al(AlSi3O10)(OH)8
O CryptomelaneK(Mn74+Mn3+)O16
O DickiteAl2(Si2O5)(OH)4
O DolomiteCaMg(CO3)2
O EpididymiteNa2Be2Si6O15 · H2O
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O Columbite-(Fe)Fe2+Nb2O6
O GoethiteFe3+O(OH)
O GypsumCaSO4 · 2H2O
O HalotrichiteFe2+Al2(SO4)4 · 22H2O
O HematiteFe2O3
O Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
O IlmeniteFe2+TiO3
O KaoliniteAl2(Si2O5)(OH)4
O Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O MelanteriteFe2+(H2O)6(SO4) · H2O
O MicroclineK(AlSi3O8)
O Monazite GroupREE(PO4)
O MuscoviteKAl2(AlSi3O10)(OH)2
O Albite var. Oligoclase-AlbiteNa(AlSi3O8)
O OpalSiO2 · nH2O
O OrthoclaseK(AlSi3O8)
O Parisite-(Ce)CaCe2(CO3)3F2
O PickeringiteMgAl2(SO4)4 · 22H2O
O Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
O QuartzSiO2
O Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
O Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
O SideriteFeCO3
O Quartz var. Smoky QuartzSiO2
O Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
O Synchysite-(Ce)CaCe(CO3)2F
O TalcMg3Si4O10(OH)2
O TitaniteCaTiO(SiO4)
O Tremolite◻Ca2Mg5(Si8O22)(OH)2
O WulfenitePb(MoO4)
O ZirconZr(SiO4)
O Gypsum var. SeleniteCaSO4 · 2H2O
O Quartz var. Rock CrystalSiO2
O Quartz var. Milky QuartzSiO2
O Quartz var. Sceptre QuartzSiO2
O Riebeckite Root Name Group◻Na2(C32+Fe23+)(Si8O22)W2
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Garnet GroupX3Z2(SiO4)3
O Quartz var. Blue QuartzSiO2
O ApatiteCa5(PO4)3A
O Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
FFluorine
F AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
F Parisite-(Ce)CaCe2(CO3)3F2
F Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
F Synchysite-(Ce)CaCe(CO3)2F
F Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
NaSodium
Na AegirineNaFe3+Si2O6
Na AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Na AlbiteNa(AlSi3O8)
Na ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Na AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Na EpididymiteNa2Be2Si6O15 · H2O
Na Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Na Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
Na Albite var. Oligoclase-AlbiteNa(AlSi3O8)
Na Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Na Riebeckite Root Name Group◻Na2(C32+Fe23+)(Si8O22)W2
Na Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
Mg AntigoriteMg3(Si2O5)(OH)4
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg ChrysotileMg3(Si2O5)(OH)4
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg DolomiteCaMg(CO3)2
Mg PickeringiteMgAl2(SO4)4 · 22H2O
Mg TalcMg3Si4O10(OH)2
Mg Tremolite◻Ca2Mg5(Si8O22)(OH)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al AnniteKFe32+(AlSi3O10)(OH)2
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al BerylBe3Al2(Si6O18)
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al DickiteAl2(Si2O5)(OH)4
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al HalotrichiteFe2+Al2(SO4)4 · 22H2O
Al Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Al KaoliniteAl2(Si2O5)(OH)4
Al Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Albite var. Oligoclase-AlbiteNa(AlSi3O8)
Al OrthoclaseK(AlSi3O8)
Al PickeringiteMgAl2(SO4)4 · 22H2O
Al Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Al Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si AegirineNaFe3+Si2O6
Si AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Si Quartz var. AgateSiO2
Si AlbiteNa(AlSi3O8)
Si Quartz var. AmethystSiO2
Si AnniteKFe32+(AlSi3O10)(OH)2
Si Anthophyllite◻Mg2Mg5(Si8O22)(OH)2
Si AntigoriteMg3(Si2O5)(OH)4
Si ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Si AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Si BerylBe3Al2(Si6O18)
Si Quartz var. ChalcedonySiO2
Si ChrysotileMg3(Si2O5)(OH)4
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si DickiteAl2(Si2O5)(OH)4
Si EpididymiteNa2Be2Si6O15 · H2O
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Si KaoliniteAl2(Si2O5)(OH)4
Si Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
Si MicroclineK(AlSi3O8)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Albite var. Oligoclase-AlbiteNa(AlSi3O8)
Si OpalSiO2 · nH2O
Si OrthoclaseK(AlSi3O8)
Si Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Si QuartzSiO2
Si Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Si Quartz var. Smoky QuartzSiO2
Si Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Si TalcMg3Si4O10(OH)2
Si TitaniteCaTiO(SiO4)
Si Tremolite◻Ca2Mg5(Si8O22)(OH)2
Si ZirconZr(SiO4)
Si Quartz var. Rock CrystalSiO2
Si Quartz var. Milky QuartzSiO2
Si Quartz var. Sceptre QuartzSiO2
Si Riebeckite Root Name Group◻Na2(C32+Fe23+)(Si8O22)W2
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Garnet GroupX3Z2(SiO4)3
Si Quartz var. Blue QuartzSiO2
Si Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
PPhosphorus
P Monazite GroupREE(PO4)
P ApatiteCa5(PO4)3A
SSulfur
S BaryteBaSO4
S BorniteCu5FeS4
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S CovelliteCuS
S GalenaPbS
S GypsumCaSO4 · 2H2O
S HalotrichiteFe2+Al2(SO4)4 · 22H2O
S MelanteriteFe2+(H2O)6(SO4) · H2O
S MolybdeniteMoS2
S PickeringiteMgAl2(SO4)4 · 22H2O
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
S Native SulphurS8
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S Gypsum var. SeleniteCaSO4 · 2H2O
S Galena var. Silver-bearing GalenaPbS with Ag
S Tetrahedrite-(Zn)Cu6(Cu4Zn2)Sb4S12S
ClChlorine
Cl Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
KPotassium
K AnniteKFe32+(AlSi3O10)(OH)2
K AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K CryptomelaneK(Mn74+Mn3+)O16
K Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca AragoniteCaCO3
Ca Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluoriteCaF2
Ca GypsumCaSO4 · 2H2O
Ca Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Ca Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
Ca Parisite-(Ce)CaCe2(CO3)3F2
Ca Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Ca Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
Ca Synchysite-(Ce)CaCe(CO3)2F
Ca TitaniteCaTiO(SiO4)
Ca Tremolite◻Ca2Mg5(Si8O22)(OH)2
Ca Gypsum var. SeleniteCaSO4 · 2H2O
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca ApatiteCa5(PO4)3A
TiTitanium
Ti AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Ti AnataseTiO2
Ti AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti BrookiteTiO2
Ti IlmeniteFe2+TiO3
Ti TitaniteCaTiO(SiO4)
MnManganese
Mn CryptomelaneK(Mn74+Mn3+)O16
Mn Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe AegirineNaFe3+Si2O6
Fe AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe AnniteKFe32+(AlSi3O10)(OH)2
Fe ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Fe AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe Columbite-(Fe)Fe2+Nb2O6
Fe GoethiteFe3+O(OH)
Fe HalotrichiteFe2+Al2(SO4)4 · 22H2O
Fe HematiteFe2O3
Fe IlmeniteFe2+TiO3
Fe Ferro-katophoriteNa(CaNa)(Fe42+Al)(AlSi7O22)(OH)2
Fe MagnetiteFe2+Fe23+O4
Fe MelanteriteFe2+(H2O)6(SO4) · H2O
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe Riebeckite◻Na2(Fe32+Fe23+)Si8O22(OH)2
Fe SideriteFeCO3
Fe Riebeckite Root Name Group◻Na2(C32+Fe23+)(Si8O22)W2
Fe Riebeckite Root Name Group var. Crocidolite◻[Na2][Z32+Fe23+]Si8O22(OH,F,Cl)2
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu BorniteCu5FeS4
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CovelliteCuS
Cu MalachiteCu2(CO3)(OH)2
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cu Tetrahedrite-(Zn)Cu6(Cu4Zn2)Sb4S12S
ZnZinc
Zn SphaleriteZnS
Zn Tetrahedrite-(Zn)Cu6(Cu4Zn2)Sb4S12S
ZrZirconium
Zr ZirconZr(SiO4)
NbNiobium
Nb Columbite-(Fe)Fe2+Nb2O6
MoMolybdenum
Mo MolybdeniteMoS2
Mo WulfenitePb(MoO4)
AgSilver
Ag Galena var. Silver-bearing GalenaPbS with Ag
SbAntimony
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sb Tetrahedrite-(Zn)Cu6(Cu4Zn2)Sb4S12S
BaBarium
Ba BaryteBaSO4
LaLanthanum
La Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
CeCerium
Ce Britholite-(Ce)(Ce,Ca)5(SiO4)3OH
Ce Parisite-(Ce)CaCe2(CO3)3F2
Ce Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
Ce Synchysite-(Ce)CaCe(CO3)2F
AuGold
Au Native GoldAu
PbLead
Pb CerussitePbCO3
Pb GalenaPbS
Pb WulfenitePb(MoO4)
Pb Galena var. Silver-bearing GalenaPbS with Ag

Fossils

There are 40 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences40
Youngest Fossil Listed0.01 Ma (Pleistocene)
Oldest Fossil Listed541 Ma (Cambrian)
Stratigraphic Units
UnitNo. OccurrencesAge
Chamberlain's Brook - Braintree7513 - 501 Ma (Cambrian)
Weymouth - Lower26516 - 513 Ma (Cambrian)
Weymouth - Middle3520 - 516 Ma (Cambrian)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Halkieria
genus
Animalia : Mollusca : Aculifera : Halkieriidae : Halkieria541 - 516 Ma
Cambrian
Chancelloria
genus
Animalia : Chancelloriidae : Chancelloria541 - 516 Ma
Cambrian
Mellopegma
genus
Animalia : Mollusca : Stenothecidae : Mellopegma541 - 516 Ma
Cambrian
Pelagiella
genus
Animalia : Mollusca : Pelagiellidae : Pelagiella541 - 516 Ma
Cambrian
Agnostida
order
Animalia : Arthropoda : Trilobita : Agnostida513 - 501 Ma
Cambrian
Condylopyge
genus
Animalia : Arthropoda : Trilobita : Agnostida : Condylopygidae : Condylopyge513 - 501 Ma
Cambrian
Dawsonia dawsoni
species
Animalia : Arthropoda : Trilobita : Agnostida : Eodiscidae : Dawsonia : Dawsonia dawsoni513 - 501 Ma
Cambrian
Kingaspis avalonensis
species
Animalia : Arthropoda : Trilobita : Ptychopariida : Ellipsocephalidae : Kingaspis : Kingaspis avalonensis513 - 501 Ma
Cambrian
Acadoparadoxides harlani
species
Animalia : Arthropoda : Trilobita : Redlichiida : Paradoxididae : Acadoparadoxides : Acadoparadoxides harlani513 - 501 Ma
Cambrian
Agraulos quadrangularis
species
Animalia : Arthropoda : Trilobita : Ptychopariida : Agraulidae : Agraulos : Agraulos quadrangularis513 - 501 Ma
Cambrian
Aldanella attleborensis
species
Animalia : Mollusca : Helcionelloida : Pelagiellida : Aldanellidae : Aldanella : Aldanella attleborensis541 - 516 Ma
Cambrian
Bemella bella
species
Animalia : Mollusca : Helcionelloida : Helcionellida : Helcionellidae : Bemella : Bemella bella530 - 520 Ma
Cambrian
Torellella laevigata
species
Animalia : Hyolithelminthida : Torellellidae : Torellella : Torellella laevigata541 - 516 Ma
Cambrian
Hyolithellus micans
species
Animalia : Hyolithelminthida : Hyolithellidae : Hyolithellus : Hyolithellus micans541 - 516 Ma
Cambrian
Astarte castanea
species
Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Astarte : Astarte castanea0.126 - 0.0117 Ma
Pleistocene
Cyclocardia borealis
species
Animalia : Mollusca : Bivalvia : Carditida : Carditidae : Cyclocardia : Cyclocardia borealis0.126 - 0.0117 Ma
Pleistocene
Ensis directus
species
Animalia : Mollusca : Bivalvia : Solenida : Pharidae : Ensis : Ensis directus0.126 - 0.0117 Ma
Pleistocene
Mercenaria mercenaria
species
Animalia : Mollusca : Bivalvia : Veneroidei : Veneridae : Mercenaria : Mercenaria mercenaria0.126 - 0.0117 Ma
Pleistocene
Eccentrotheca kanesia
species
Animalia : Brachiopoda : Eccentrotheca : Eccentrotheca kanesia541 - 516 Ma
Cambrian
Braintreella rogersi
species
Animalia : Arthropoda : Trilobita : Ptychopariida : Ptychopariidae : Braintreella : Braintreella rogersi513 - 501 Ma
Cambrian
Plinthokonion arethion
species
Animalia : Problematica : Plinthokonion : Plinthokonion arethion541 - 516 Ma
Cambrian
Camenella baltica
species
Animalia : Brachiopoda : Mitrosagophora : Tommotiidae : Camenella : Camenella baltica541 - 516 Ma
Cambrian
Sunnaginia imbricata
species
Animalia : Brachiopoda : Tommotiida : Sunnaginiidae : Sunnaginia : Sunnaginia imbricata541 - 516 Ma
Cambrian
Conotheca subcurvata
species
Animalia : Hyolitha : Orthothecida : Circothecidae : Conotheca : Conotheca subcurvata541 - 516 Ma
Cambrian
Ladatheca cylindrica
species
Animalia : Hyolitha : Orthothecimorpha : Circothecida : Ladatheca : Ladatheca cylindrica541 - 516 Ma
Cambrian
Fossil LocalitiesClick to show 4 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Norfolk_County,_Massachusetts
Wikidata ID:Q54079
GeoNames ID:4945455

Localities in this Region

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate
USA

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