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Mineral Mountain, Silver Bell Mining District, Silver Bell Mountains, Pima County, Arizona, USAi
Regional Level Types
Mineral MountainMountain
Silver Bell Mining DistrictMining District
Silver Bell MountainsMountain Range
Pima CountyCounty
ArizonaState
USACountry

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Latitude & Longitude (WGS84):
32° North , 111° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~1km
Mindat Locality ID:
39678
Long-form identifier:
mindat:1:2:39678:8
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

52 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

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
Allophane
Formula: (Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Alunite
Formula: KAl3(SO4)2(OH)6
Description: Occurs in veins.
Aragonite
Formula: CaCO3
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Azurite
Formula: Cu3(CO3)2(OH)2
Description: In orebodies in limestone.
Baryte
Formula: BaSO4
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Brochantite
Formula: Cu4(SO4)(OH)6
Habit: Micro crystals
Cacoxenite
Formula: Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Habit: Acicular to 1 mm long clustered in sheaths
Colour: Golden- to brownish-yellow
Description: Forms undulatory masses.
Calcite
Formula: CaCO3
Caledonite
Formula: Pb5Cu2(SO4)3(CO3)(OH)6
Cerussite
Formula: PbCO3
Description: As silky crystals & as earthy mixtures with smithsonite.
Chalcanthite
Formula: CuSO4 · 5H2O
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Chlorargyrite
Formula: AgCl
'Chlorite Group'
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Colour: Emerald-green
Description: Clear, emerald-green material.
Copper
Formula: Cu
Cuprite
Formula: Cu2O
Diopside
Formula: CaMgSi2O6
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Epsomite
Formula: MgSO4 · 7H2O
Habit: Capillary, acicualr
'Feldspar Group'
Fluorite
Formula: CaF2
Galena
Formula: PbS
'Garnet Group'
Formula: X3Z2(SiO4)3
Goethite
Formula: Fe3+O(OH)
Gypsum
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Hydrohalloysite
Formula: Al2Si2O5(OH)4 · 2H2O
Jarosite
Formula: KFe3+3(SO4)2(OH)6
Description: Occurs in veins.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Description: Occurs as large masses in wall rocks in upper levels.
Leucosphenite
Formula: BaNa4Ti2B2Si10O30
Habit: Micro-crystals
Libethenite
Formula: Cu2(PO4)(OH)
'Limonite'
Lizardite
Formula: Mg3(Si2O5)(OH)4
Malachite
Formula: Cu2(CO3)(OH)2
Description: In limestone replacements.
Melanterite
Formula: Fe2+(H2O)6SO4 · H2O
Description: Occurs in small amounts.
Melanterite var. Copper-bearing Melanterite
Formula: (Fe,Cu)SO4 · 7H2O
Description: Occurs in small amounts.
Metatorbernite
Formula: Cu(UO2)2(PO4)2 · 8H2O
Habit: Micro-crystals
Molybdenite
Formula: MoS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Opal
Formula: SiO2 · nH2O
Description: Veinlets in the oxidized zone with jarosite.
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Pseudomalachite
Formula: Cu5(PO4)2(OH)4
Habit: Micro-crystals
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Colour: Emerald-green
Description: Occurs as clear, nearly transparent material of beautiful color.
Quartz var. Chalcedony
Formula: SiO2
Colour: Emerald-green
Description: Occurs as clear, nearly transparent material of beautiful color.
Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Tenorite
Formula: CuO
Torbernite
Formula: Cu(UO2)2(PO4)2 · 12H2O
Habit: Euhedral, tabular to 1 cm.
Colour: Emerald-green
Description: Transparent crystals.
Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
Turquoise
Formula: CuAl6(PO4)4(OH)8 · 4H2O
Habit: Tabular crystals to 1 mm in sub-parallel aggregates
Colour: Green
Description: Occurs at the contact of andesite dike.
Wollastonite
Formula: Ca3(Si3O9)
Wulfenite
Formula: Pb(MoO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Group 3 - Halides
Chlorargyrite3.AA.15AgCl
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
Cuprite4.AA.10Cu2O
Tenorite4.AB.10CuO
Hematite4.CB.05Fe2O3
Quartz
var. Chalcedony
4.DA.05SiO2
4.DA.05SiO2
Opal4.DA.10SiO2 · nH2O
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Smithsonite5.AB.05ZnCO3
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Rosasite5.BA.10(Cu,Zn)2(CO3)(OH)2
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Brochantite7.BB.25Cu4(SO4)(OH)6
Alunite7.BC.10KAl3(SO4)2(OH)6
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Caledonite7.BC.50Pb5Cu2(SO4)3(CO3)(OH)6
Chalcanthite7.CB.20CuSO4 · 5H2O
Melanterite7.CB.35Fe2+(H2O)6SO4 · H2O
var. Copper-bearing Melanterite7.CB.35(Fe,Cu)SO4 · 7H2O
Epsomite7.CB.40MgSO4 · 7H2O
Gypsum7.CD.40CaSO4 · 2H2O
Wulfenite7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Libethenite8.BB.30Cu2(PO4)(OH)
Pseudomalachite8.BD.05Cu5(PO4)2(OH)4
Cacoxenite8.DC.40Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Turquoise8.DD.15CuAl6(PO4)4(OH)8 · 4H2O
Torbernite8.EB.05Cu(UO2)2(PO4)2 · 12H2O
Metatorbernite8.EB.10Cu(UO2)2(PO4)2 · 8H2O
Group 9 - Silicates
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Diopside9.DA.15CaMgSi2O6
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Tremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2
Wollastonite9.DG.05Ca3(Si3O9)
Leucosphenite9.DP.15BaNa4Ti2B2Si10O30
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Hydrohalloysite9.ED.10Al2Si2O5(OH)4 · 2H2O
Lizardite9.ED.15Mg3(Si2O5)(OH)4
Allophane9.ED.20(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Feldspar Group'-
'Limonite'-
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
H AluniteKAl3(SO4)2(OH)6
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H AzuriteCu3(CO3)2(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H BrochantiteCu4(SO4)(OH)6
H CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
H CaledonitePb5Cu2(SO4)3(CO3)(OH)6
H ChalcanthiteCuSO4 · 5H2O
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H EpsomiteMgSO4 · 7H2O
H GoethiteFe3+O(OH)
H GypsumCaSO4 · 2H2O
H JarositeKFe33+(SO4)2(OH)6
H KaoliniteAl2(Si2O5)(OH)4
H LibetheniteCu2(PO4)(OH)
H LizarditeMg3(Si2O5)(OH)4
H MalachiteCu2(CO3)(OH)2
H MelanteriteFe2+(H2O)6SO4 · H2O
H MetatorberniteCu(UO2)2(PO4)2 · 8H2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H OpalSiO2 · nH2O
H PhlogopiteKMg3(AlSi3O10)(OH)2
H PseudomalachiteCu5(PO4)2(OH)4
H Rosasite(Cu,Zn)2(CO3)(OH)2
H TorberniteCu(UO2)2(PO4)2 · 12H2O
H Tremolite◻Ca2Mg5(Si8O22)(OH)2
H TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
H HydrohalloysiteAl2Si2O5(OH)4 · 2H2O
H Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
BBoron
B LeucospheniteBaNa4Ti2B2Si10O30
CCarbon
C AragoniteCaCO3
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CaledonitePb5Cu2(SO4)3(CO3)(OH)6
C CerussitePbCO3
C MalachiteCu2(CO3)(OH)2
C Rosasite(Cu,Zn)2(CO3)(OH)2
C SmithsoniteZnCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
O AluniteKAl3(SO4)2(OH)6
O AragoniteCaCO3
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
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 BrochantiteCu4(SO4)(OH)6
O CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
O CalciteCaCO3
O CaledonitePb5Cu2(SO4)3(CO3)(OH)6
O CerussitePbCO3
O ChalcanthiteCuSO4 · 5H2O
O Quartz var. ChalcedonySiO2
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O CupriteCu2O
O DiopsideCaMgSi2O6
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O EpsomiteMgSO4 · 7H2O
O GoethiteFe3+O(OH)
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O JarositeKFe33+(SO4)2(OH)6
O KaoliniteAl2(Si2O5)(OH)4
O LeucospheniteBaNa4Ti2B2Si10O30
O LibetheniteCu2(PO4)(OH)
O LizarditeMg3(Si2O5)(OH)4
O MalachiteCu2(CO3)(OH)2
O MelanteriteFe2+(H2O)6SO4 · H2O
O MetatorberniteCu(UO2)2(PO4)2 · 8H2O
O MuscoviteKAl2(AlSi3O10)(OH)2
O OpalSiO2 · nH2O
O PhlogopiteKMg3(AlSi3O10)(OH)2
O PseudomalachiteCu5(PO4)2(OH)4
O QuartzSiO2
O Rosasite(Cu,Zn)2(CO3)(OH)2
O SmithsoniteZnCO3
O TenoriteCuO
O TorberniteCu(UO2)2(PO4)2 · 12H2O
O Tremolite◻Ca2Mg5(Si8O22)(OH)2
O TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
O WulfenitePb(MoO4)
O WollastoniteCa3(Si3O9)
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
O Garnet GroupX3Z2(SiO4)3
O HydrohalloysiteAl2Si2O5(OH)4 · 2H2O
O Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
NaSodium
Na LeucospheniteBaNa4Ti2B2Si10O30
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg DiopsideCaMgSi2O6
Mg EpsomiteMgSO4 · 7H2O
Mg LizarditeMg3(Si2O5)(OH)4
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg Tremolite◻Ca2Mg5(Si8O22)(OH)2
AlAluminium
Al Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Al AluniteKAl3(SO4)2(OH)6
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Al HydrohalloysiteAl2Si2O5(OH)4 · 2H2O
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Quartz var. ChalcedonySiO2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si DiopsideCaMgSi2O6
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si KaoliniteAl2(Si2O5)(OH)4
Si LeucospheniteBaNa4Ti2B2Si10O30
Si LizarditeMg3(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si OpalSiO2 · nH2O
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si QuartzSiO2
Si Tremolite◻Ca2Mg5(Si8O22)(OH)2
Si WollastoniteCa3(Si3O9)
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Si Garnet GroupX3Z2(SiO4)3
Si HydrohalloysiteAl2Si2O5(OH)4 · 2H2O
PPhosphorus
P CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
P LibetheniteCu2(PO4)(OH)
P MetatorberniteCu(UO2)2(PO4)2 · 8H2O
P PseudomalachiteCu5(PO4)2(OH)4
P TorberniteCu(UO2)2(PO4)2 · 12H2O
P TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
SSulfur
S AluniteKAl3(SO4)2(OH)6
S BaryteBaSO4
S BrochantiteCu4(SO4)(OH)6
S CaledonitePb5Cu2(SO4)3(CO3)(OH)6
S ChalcopyriteCuFeS2
S ChalcanthiteCuSO4 · 5H2O
S ChalcociteCu2S
S EpsomiteMgSO4 · 7H2O
S GalenaPbS
S GypsumCaSO4 · 2H2O
S JarositeKFe33+(SO4)2(OH)6
S MelanteriteFe2+(H2O)6SO4 · H2O
S MolybdeniteMoS2
S PyriteFeS2
S SphaleriteZnS
S Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
ClChlorine
Cl ChlorargyriteAgCl
KPotassium
K AluniteKAl3(SO4)2(OH)6
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K JarositeKFe33+(SO4)2(OH)6
K MuscoviteKAl2(AlSi3O10)(OH)2
K PhlogopiteKMg3(AlSi3O10)(OH)2
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca DiopsideCaMgSi2O6
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluoriteCaF2
Ca GypsumCaSO4 · 2H2O
Ca Tremolite◻Ca2Mg5(Si8O22)(OH)2
Ca WollastoniteCa3(Si3O9)
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti LeucospheniteBaNa4Ti2B2Si10O30
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe JarositeKFe33+(SO4)2(OH)6
Fe MelanteriteFe2+(H2O)6SO4 · H2O
Fe PyriteFeS2
Fe Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cu AzuriteCu3(CO3)2(OH)2
Cu BrochantiteCu4(SO4)(OH)6
Cu CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Cu ChalcopyriteCuFeS2
Cu ChalcanthiteCuSO4 · 5H2O
Cu ChalcociteCu2S
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CupriteCu2O
Cu CopperCu
Cu LibetheniteCu2(PO4)(OH)
Cu MalachiteCu2(CO3)(OH)2
Cu MetatorberniteCu(UO2)2(PO4)2 · 8H2O
Cu PseudomalachiteCu5(PO4)2(OH)4
Cu Rosasite(Cu,Zn)2(CO3)(OH)2
Cu TenoriteCuO
Cu TorberniteCu(UO2)2(PO4)2 · 12H2O
Cu TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
Cu Melanterite var. Copper-bearing Melanterite(Fe,Cu)SO4 · 7H2O
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn Rosasite(Cu,Zn)2(CO3)(OH)2
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
MoMolybdenum
Mo MolybdeniteMoS2
Mo WulfenitePb(MoO4)
AgSilver
Ag ChlorargyriteAgCl
BaBarium
Ba BaryteBaSO4
Ba LeucospheniteBaNa4Ti2B2Si10O30
PbLead
Pb CaledonitePb5Cu2(SO4)3(CO3)(OH)6
Pb CerussitePbCO3
Pb GalenaPbS
Pb WulfenitePb(MoO4)
UUranium
U MetatorberniteCu(UO2)2(PO4)2 · 8H2O
U TorberniteCu(UO2)2(PO4)2 · 12H2O

Geochronology

Mineralization age: Paleocene : 63.5 Ma to 62.9 Ma

Important note: This table is based only on rock and mineral ages recorded on mindat.org for this locality and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.

Geologic TimeRocks, Minerals and Events
Phanerozoic
 Cenozoic
  Paleogene
   Paleocene
ⓘ Molybdenite (youngest age)62.9 MaSilver Bell Mine, Mineral Mountain, Silver Bell Mining District, Silver Bell Mountains, Pima County, Arizona, USA
ⓘ Molybdenite (oldest age)63.5 MaSilver Bell Mine, Mineral Mountain, Silver Bell Mining District, Silver Bell Mountains, Pima County, Arizona, USA

Localities in this Region

Other Regions, Features and Areas containing this locality


This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
 
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