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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Fraddam, Gwinear-Gwithian, Cornwall, England, UKi
Regional Level Types
FraddamVillage
Gwinear-GwithianCivil Parish
CornwallCounty
EnglandConstituent Country
UKCountry

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Latitude & Longitude (WGS84):
50° 9' 48'' North , 5° 22' 29'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Leedstown267 (2017)1.4km
Hayle8,210 (2017)4.0km
Uny Lelant1,056 (2017)5.2km
Germoe175 (2017)5.3km
Breage471 (2017)6.8km
Mindat Locality ID:
35763
Long-form identifier:
mindat:1:2:35763:7
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

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

29 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

Adamite ?
Formula: Zn2(AsO4)(OH)
Anglesite
Formula: PbSO4
Arsenopyrite
Formula: FeAsS
Bayldonite
Formula: PbCu3(AsO4)2(OH)2
Description: Kingsbury reference.
Beudantite
Formula: PbFe3(AsO4)(SO4)(OH)6
Colour: yellowish-green to greenish-brown
Description: Kingsbury reference.
'Beudantite Group'
Formula: AM3(XO4)(SO4)(OH)6
References:
Carminite ?
Formula: PbFe3+2(AsO4)2(OH)2
Description: Kingsbury reference.
Cassiterite
Formula: SnO2
Cassiterite var. Toad's Eye Tin
Formula: SnO2
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
References:
Dan Behnke CollectionIdentification: Dealer/Collection Label
Copper
Formula: Cu
References:
P,D, Trebilcock collection.Identified by Peter Trebilcock: Raman Spectroscopy
Cornubite (TL)
Formula: Cu5(AsO4)2(OH)4
Type Locality:
Cornwallite
Formula: Cu5(AsO4)2(OH)4
Galena
Formula: PbS
Linarite
Formula: PbCu(SO4)(OH)2
Liskeardite
Formula: [(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
Malachite
Formula: Cu2(CO3)(OH)2
Mimetite
Formula: Pb5(AsO4)3Cl
Mixite
Formula: BiCu6(AsO4)3(OH)6 · 3H2O
Philipsburgite
Formula: Cu5Zn(AsO4)(PO4)(OH)6 · H2O
Description: Need further investigation.
'Phillipsite Subgroup' ?
Description: May be reference to philipsburgite
Plumbojarosite
Formula: Pb0.5Fe3+3(SO4)2(OH)6
Pseudomalachite
Formula: Cu5(PO4)2(OH)4
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Silver
Formula: Ag
Sphalerite
Formula: ZnS
Stannite
Formula: Cu2FeSnS4
Tenorite
Formula: CuO
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Torbernite
Formula: Cu(UO2)2(PO4)2 · 12H2O
'Wolframite Group'

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Stannite2.CB.15aCu2FeSnS4
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 4 - Oxides and Hydroxides
Tenorite4.AB.10CuO
Quartz4.DA.05SiO2
Cassiterite4.DB.05SnO2
var. Toad's Eye Tin4.DB.05SnO2
'Wolframite Group'4.DB.30 va
Group 5 - Nitrates and Carbonates
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Plumbojarosite7.BC.10Pb0.5Fe3+3(SO4)2(OH)6
Linarite7.BC.65PbCu(SO4)(OH)2
Group 8 - Phosphates, Arsenates and Vanadates
Adamite ?8.BB.30Zn2(AsO4)(OH)
Cornwallite8.BD.05Cu5(AsO4)2(OH)4
Pseudomalachite8.BD.05Cu5(PO4)2(OH)4
Cornubite (TL)8.BD.30Cu5(AsO4)2(OH)4
Carminite ?8.BH.30PbFe3+2(AsO4)2(OH)2
Bayldonite8.BH.45PbCu3(AsO4)2(OH)2
Beudantite8.BL.05PbFe3(AsO4)(SO4)(OH)6
Mimetite8.BN.05Pb5(AsO4)3Cl
Philipsburgite8.DE.35Cu5Zn(AsO4)(PO4)(OH)6 · H2O
Liskeardite8.DF.10[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
Mixite8.DL.15BiCu6(AsO4)3(OH)6 · 3H2O
Torbernite8.EB.05Cu(UO2)2(PO4)2 · 12H2O
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
'Phillipsite Subgroup' ?-
'Beudantite Group'-AM3(XO4)(SO4)(OH)6

List of minerals for each chemical element

HHydrogen
H AdamiteZn2(AsO4)(OH)
H BayldonitePbCu3(AsO4)2(OH)2
H BeudantitePbFe3(AsO4)(SO4)(OH)6
H CarminitePbFe23+(AsO4)2(OH)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H CornubiteCu5(AsO4)2(OH)4
H CornwalliteCu5(AsO4)2(OH)4
H LinaritePbCu(SO4)(OH)2
H Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
H MalachiteCu2(CO3)(OH)2
H MixiteBiCu6(AsO4)3(OH)6 · 3H2O
H PhilipsburgiteCu5Zn(AsO4)(PO4)(OH)6 · H2O
H PlumbojarositePb0.5Fe33+(SO4)2(OH)6
H PseudomalachiteCu5(PO4)2(OH)4
H TorberniteCu(UO2)2(PO4)2 · 12H2O
H Beudantite GroupAM3(XO4)(SO4)(OH)6
CCarbon
C MalachiteCu2(CO3)(OH)2
OOxygen
O AdamiteZn2(AsO4)(OH)
O AnglesitePbSO4
O BayldonitePbCu3(AsO4)2(OH)2
O BeudantitePbFe3(AsO4)(SO4)(OH)6
O CarminitePbFe23+(AsO4)2(OH)2
O CassiteriteSnO2
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O CornubiteCu5(AsO4)2(OH)4
O CornwalliteCu5(AsO4)2(OH)4
O LinaritePbCu(SO4)(OH)2
O Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
O MalachiteCu2(CO3)(OH)2
O MimetitePb5(AsO4)3Cl
O MixiteBiCu6(AsO4)3(OH)6 · 3H2O
O PhilipsburgiteCu5Zn(AsO4)(PO4)(OH)6 · H2O
O PlumbojarositePb0.5Fe33+(SO4)2(OH)6
O PseudomalachiteCu5(PO4)2(OH)4
O QuartzSiO2
O TenoriteCuO
O TorberniteCu(UO2)2(PO4)2 · 12H2O
O Cassiterite var. Toad's Eye TinSnO2
O Beudantite GroupAM3(XO4)(SO4)(OH)6
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si QuartzSiO2
PPhosphorus
P PhilipsburgiteCu5Zn(AsO4)(PO4)(OH)6 · H2O
P PseudomalachiteCu5(PO4)2(OH)4
P TorberniteCu(UO2)2(PO4)2 · 12H2O
SSulfur
S AnglesitePbSO4
S ArsenopyriteFeAsS
S BeudantitePbFe3(AsO4)(SO4)(OH)6
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S GalenaPbS
S LinaritePbCu(SO4)(OH)2
S PlumbojarositePb0.5Fe33+(SO4)2(OH)6
S PyriteFeS2
S SphaleriteZnS
S StanniteCu2FeSnS4
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S Beudantite GroupAM3(XO4)(SO4)(OH)6
ClChlorine
Cl MimetitePb5(AsO4)3Cl
FeIron
Fe ArsenopyriteFeAsS
Fe BeudantitePbFe3(AsO4)(SO4)(OH)6
Fe CarminitePbFe23+(AsO4)2(OH)2
Fe ChalcopyriteCuFeS2
Fe Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
Fe PlumbojarositePb0.5Fe33+(SO4)2(OH)6
Fe PyriteFeS2
Fe StanniteCu2FeSnS4
CuCopper
Cu BayldonitePbCu3(AsO4)2(OH)2
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CornubiteCu5(AsO4)2(OH)4
Cu CornwalliteCu5(AsO4)2(OH)4
Cu CopperCu
Cu LinaritePbCu(SO4)(OH)2
Cu MalachiteCu2(CO3)(OH)2
Cu MixiteBiCu6(AsO4)3(OH)6 · 3H2O
Cu PhilipsburgiteCu5Zn(AsO4)(PO4)(OH)6 · H2O
Cu PseudomalachiteCu5(PO4)2(OH)4
Cu StanniteCu2FeSnS4
Cu TenoriteCuO
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cu TorberniteCu(UO2)2(PO4)2 · 12H2O
ZnZinc
Zn AdamiteZn2(AsO4)(OH)
Zn PhilipsburgiteCu5Zn(AsO4)(PO4)(OH)6 · H2O
Zn SphaleriteZnS
AsArsenic
As AdamiteZn2(AsO4)(OH)
As ArsenopyriteFeAsS
As BayldonitePbCu3(AsO4)2(OH)2
As BeudantitePbFe3(AsO4)(SO4)(OH)6
As CarminitePbFe23+(AsO4)2(OH)2
As CornubiteCu5(AsO4)2(OH)4
As CornwalliteCu5(AsO4)2(OH)4
As Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
As MimetitePb5(AsO4)3Cl
As MixiteBiCu6(AsO4)3(OH)6 · 3H2O
As PhilipsburgiteCu5Zn(AsO4)(PO4)(OH)6 · H2O
AgSilver
Ag SilverAg
SnTin
Sn CassiteriteSnO2
Sn StanniteCu2FeSnS4
Sn Cassiterite var. Toad's Eye TinSnO2
SbAntimony
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
PbLead
Pb AnglesitePbSO4
Pb BayldonitePbCu3(AsO4)2(OH)2
Pb BeudantitePbFe3(AsO4)(SO4)(OH)6
Pb CarminitePbFe23+(AsO4)2(OH)2
Pb GalenaPbS
Pb LinaritePbCu(SO4)(OH)2
Pb MimetitePb5(AsO4)3Cl
Pb PlumbojarositePb0.5Fe33+(SO4)2(OH)6
BiBismuth
Bi MixiteBiCu6(AsO4)3(OH)6 · 3H2O
UUranium
U TorberniteCu(UO2)2(PO4)2 · 12H2O

Geochronology

Geologic TimeRocks, Minerals and Events
Phanerozoic
 Paleozoic
  Permian
   Guadalupian
ⓘ Major polymetallic mineralization~270 MaCornwall, England, UK
   Cisuralian
ⓘ Porphyry dikes intruded (latest age)~275 MaCornwall, England, UK
ⓘ Greisenization (latest age)~280 MaCornwall, England, UK
ⓘ Porphyry dikes intruded (earliest age)~280 MaCornwall, England, UK
ⓘ Formation of metallized pegmatites~285 MaCornwall, England, UK
ⓘ Greisenization (earliest age)~285 MaCornwall, England, UK
ⓘ Emplacement of major plutons~295 MaCornwall, England, UK

Localities in this Region

Other Regions, Features and Areas containing this locality

British and Irish IslesGroup of Islands
Eurasian PlateTectonic Plate
EuropeContinent
UK

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