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Pearl Mining District, Jackson County, Colorado, USAi
Regional Level Types
Pearl Mining DistrictMining District
Jackson CountyCounty
ColoradoState
USACountry

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Latitude & Longitude (WGS84):
40° North , 106° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~58km
Köppen climate type:
Mindat Locality ID:
50046
Long-form identifier:
mindat:1:2:50046:0
GUID (UUID V4):
0


33 miles SE of Riverside, Wyoming. Cu, (Au, Ag).

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

34 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
Aegirine
Formula: NaFe3+Si2O6
'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
Almandine
Formula: Fe2+3Al2(SiO4)3
Anthophyllite
Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bornite
Formula: Cu5FeS4
Calcite
Formula: CaCO3
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 6 localities in this region.
'Chlorite Group'
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Cummingtonite
Formula: ◻{Mg2}{Mg5}(Si8O22)(OH)2
Eckermannite ?
Formula: NaNa2(Mg4Al}Si8O22(OH)2
Description: Need to be checked if it can be assigned to eckermannite according to the redefinition by IMA (IMA2013-136).
Edenite
Formula: NaCa2Mg5(Si7Al)O22(OH)2
'Feldspar Group'
Fluorapatite
Formula: Ca5(PO4)3F
Forsterite
Formula: Mg2SiO4
Gahnite
Formula: ZnAl2O4
Galena
Formula: PbS
'Garnet Group'
Formula: X3Z2(SiO4)3
Grossular
Formula: Ca3Al2(SiO4)3
'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
Magnetite
Formula: Fe2+Fe3+2O4
Microcline
Formula: K(AlSi3O8)
Habit: After almost 2days of an intensive search of the mines and mine property, not even the slightest trace of Amazonite. However there is a strong presence of Secondary Cu Minerals all of which have color qualities similar to that of Amazonite.
Colour: Light green to baby blue
Description: Mathew T. Maneotis August 29,2009 - August 30,2009 Wolverine/Zerkile Mines Pearl District Jackson County Colorado Big Creek Lakes Area Concluded: No Microcline or Microcline Var. Amazonite in this working. Copper/Secondary Cu Mineral Mining
Microcline var. Amazonite
Formula: K(AlSi3O8)
Habit: After almost 2days of an intensive search of the mines and mine property, not even the slightest trace of Amazonite. However there is a strong presence of Secondary Cu Minerals all of which have color qualities similar to that of Amazonite.
Colour: Light green to baby blue
Description: Mathew T. Maneotis August 29,2009 - August 30,2009 Wolverine/Zerkile Mines Pearl District Jackson County Colorado Big Creek Lakes Area Concluded: No Microcline or Microcline Var. Amazonite in this working. Copper/Secondary Cu Mineral Mining
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Native Copper
Formula: Cu
'Olivine Group'
Formula: M2SiO4
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Pyrite
Formula: FeS2
Pyrope
Formula: Mg3Al2(SiO4)3
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Sillimanite
Formula: Al2(SiO4)O
Spessartine
Formula: Mn2+3Al2(SiO4)3
Sphalerite
Formula: ZnS
Spinel
Formula: MgAl2O4
Titanite
Formula: CaTi(SiO4)O
Vermiculite
Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
'Wad'
Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Bornite2.BA.15Cu5FeS4
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Gahnite4.BB.05ZnAl2O4
Magnetite4.BB.05Fe2+Fe3+2O4
Spinel4.BB.05MgAl2O4
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
Forsterite9.AC.05Mg2SiO4
Almandine9.AD.25Fe2+3Al2(SiO4)3
Grossular9.AD.25Ca3Al2(SiO4)3
Pyrope9.AD.25Mg3Al2(SiO4)3
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Zircon9.AD.30Zr(SiO4)
Sillimanite9.AF.05Al2(SiO4)O
Titanite9.AG.15CaTi(SiO4)O
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Aegirine9.DA.25NaFe3+Si2O6
Anthophyllite9.DD.05◻{Mg2}{Mg5}(Si8O22)(OH)2
Cummingtonite9.DE.05◻{Mg2}{Mg5}(Si8O22)(OH)2
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Edenite9.DE.15NaCa2Mg5(Si7Al)O22(OH)2
Eckermannite ?9.DE.25NaNa2(Mg4Al}Si8O22(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Vermiculite9.EC.50Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Microcline
var. Amazonite
9.FA.30K(AlSi3O8)
9.FA.30K(AlSi3O8)
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Feldspar Group'-
'Wad'-
'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Garnet Group'-X3Z2(SiO4)3
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Olivine Group'-M2SiO4
'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 Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H ClinochloreMg5Al(AlSi3O10)(OH)8
H Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
H EckermanniteNaNa2(Mg4Al}Si8O22(OH)2
H EdeniteNaCa2Mg5(Si7Al)O22(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H PhlogopiteKMg3(AlSi3O10)(OH)2
H VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
H Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
H ApatiteCa5(PO4)3(Cl/F/OH)
H Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
CCarbon
C CalciteCaCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AegirineNaFe3+Si2O6
O Microcline var. AmazoniteK(AlSi3O8)
O Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
O AlmandineFe32+Al2(SiO4)3
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O ClinochloreMg5Al(AlSi3O10)(OH)8
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
O EckermanniteNaNa2(Mg4Al}Si8O22(OH)2
O EdeniteNaCa2Mg5(Si7Al)O22(OH)2
O FluorapatiteCa5(PO4)3F
O ForsteriteMg2SiO4
O GahniteZnAl2O4
O GrossularCa3Al2(SiO4)3
O MagnetiteFe2+Fe23+O4
O MicroclineK(AlSi3O8)
O MuscoviteKAl2(AlSi3O10)(OH)2
O PhlogopiteKMg3(AlSi3O10)(OH)2
O PyropeMg3Al2(SiO4)3
O QuartzSiO2
O SillimaniteAl2(SiO4)O
O SpessartineMn32+Al2(SiO4)3
O SpinelMgAl2O4
O TitaniteCaTi(SiO4)O
O VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
O ZirconZr(SiO4)
O Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Garnet GroupX3Z2(SiO4)3
O ApatiteCa5(PO4)3(Cl/F/OH)
O Olivine GroupM2SiO4
O Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluorapatiteCa5(PO4)3F
F Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
F ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Na AegirineNaFe3+Si2O6
Na EckermanniteNaNa2(Mg4Al}Si8O22(OH)2
Na EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Mg EckermanniteNaNa2(Mg4Al}Si8O22(OH)2
Mg EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Mg ForsteriteMg2SiO4
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg PyropeMg3Al2(SiO4)3
Mg SpinelMgAl2O4
Mg VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
AlAluminium
Al Microcline var. AmazoniteK(AlSi3O8)
Al AlmandineFe32+Al2(SiO4)3
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al EckermanniteNaNa2(Mg4Al}Si8O22(OH)2
Al EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Al GahniteZnAl2O4
Al GrossularCa3Al2(SiO4)3
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al PyropeMg3Al2(SiO4)3
Al SillimaniteAl2(SiO4)O
Al SpessartineMn32+Al2(SiO4)3
Al SpinelMgAl2O4
Al VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Al Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
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 Microcline var. AmazoniteK(AlSi3O8)
Si Anthophyllite◻{Mg2}{Mg5}(Si8O22)(OH)2
Si AlmandineFe32+Al2(SiO4)3
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si Cummingtonite◻{Mg2}{Mg5}(Si8O22)(OH)2
Si EckermanniteNaNa2(Mg4Al}Si8O22(OH)2
Si EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Si ForsteriteMg2SiO4
Si GrossularCa3Al2(SiO4)3
Si MicroclineK(AlSi3O8)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si PyropeMg3Al2(SiO4)3
Si QuartzSiO2
Si SillimaniteAl2(SiO4)O
Si SpessartineMn32+Al2(SiO4)3
Si TitaniteCaTi(SiO4)O
Si VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Si ZirconZr(SiO4)
Si Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Garnet GroupX3Z2(SiO4)3
Si Olivine GroupM2SiO4
Si Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
PPhosphorus
P FluorapatiteCa5(PO4)3F
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S BorniteCu5FeS4
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S GalenaPbS
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
ClChlorine
Cl Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K Microcline var. AmazoniteK(AlSi3O8)
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca CalciteCaCO3
Ca EdeniteNaCa2Mg5(Si7Al)O22(OH)2
Ca FluorapatiteCa5(PO4)3F
Ca GrossularCa3Al2(SiO4)3
Ca TitaniteCaTi(SiO4)O
Ca Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn SpessartineMn32+Al2(SiO4)3
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe AegirineNaFe3+Si2O6
Fe AlmandineFe32+Al2(SiO4)3
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
CuCopper
Cu BorniteCu5FeS4
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu Native CopperCu
ZnZinc
Zn GahniteZnAl2O4
Zn SphaleriteZnS
ZrZirconium
Zr ZirconZr(SiO4)
PbLead
Pb GalenaPbS

Localities in this Region

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