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Lusk, Niobrara County, Wyoming, USAi
Regional Level Types
LuskTown
Niobrara CountyCounty
WyomingState
USACountry

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PhotosMapsSearch
02901030017272025236981.jpg
Looking North West

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
04615320017272025276581.jpg
North portion

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
03961760017272025294470.jpg
Mine dump

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
02901030017272025236981.jpg
Looking North West

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
04615320017272025276581.jpg
North portion

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
03961760017272025294470.jpg
Mine dump

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
02901030017272025236981.jpg
Looking North West

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
04615320017272025276581.jpg
North portion

Silver Cliff Mine, Lusk, Niobrara County, Wyoming, USA
Type:
Town
Largest Settlements:
PlacePopulation
Lusk1,628 (2017)
Mindat Locality ID:
267461
Long-form identifier:
mindat:1:2:267461:5
GUID (UUID V4):
0


Lusk is a town and the county seat of Niobrara County.

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

18 valid minerals.

Detailed Mineral List:

ⓘ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘ Andradite
Formula: Ca3Fe3+2(SiO4)3
ⓘ Azurite
Formula: Cu3(CO3)2(OH)2
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
ⓘ Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘ Cuprite
Formula: Cu2O
ⓘ 'Feldspar Group'
ⓘ 'Feldspar Group var. Perthite'
ⓘ 'Gummite'
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
References:
USGS Bull 315
ⓘ 'Limonite'
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Metatorbernite
Formula: Cu(UO2)2(PO4)2 · 8H2O
ⓘ Native Copper
Formula: Cu
ⓘ Native Silver
Formula: Ag
Description: Native
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ 'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
ⓘ Uraninite
Formula: UO2
ⓘ Uraninite var. Pitchblende
Formula: UO2
ⓘ Uranophane
Formula: Ca(UO2)2(SiO3OH)2 · 5H2O
References:
Larsen, E. S., Hess, F. L., Schaller, W. T. (1926) Uranium minerals from Lusk, Wyoming. American Mineralogist, 11 (6) 155-163
Wilmarth, V. R.; Johnson, D. H. (1954) Uranophane at Silver Cliff mine, Lusk, Wyoming. Bulletin 1009a. US Geological Survey doi:10.3133/b1009a
Page, Lincoln R., Stocking, Hobart E., Smith, Harriet B. (1956) Contributions to the geology of uranium and thorium by the United States Geological Survey and Atomic Energy Commission for the United Nations International Conference on Peaceful Uses of Atomic Energy, Geneva, Switzerland, 1955. Professional Paper 300. US Geological Survey doi:10.3133/pp300
Outerbridge, W. F., Staatz, M. H., Meyrowitz, R., Pommer, A. M. (1960) Weeksite, a new uranium silicate from the Thomas Range, Juab County, Utah. American Mineralogist, 45 (1-2) 39-52
Hausel, W. Dan, Jacobson, Mark (2001) Wyoming Mineral Locality Index. Rocks & Minerals, 76 (6) 380-393 doi:10.1080/00357520109603245p.388
ⓘ Weeksite
Formula: K2(UO2)2(Si5O13) · 4H2O

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘCuprite4.AA.10Cu2O
ⓘQuartz4.DA.05SiO2
ⓘUraninite
var. Pitchblende		4.DL.05UO2
ⓘ4.DL.05UO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘAzurite5.BA.05Cu3(CO3)2(OH)2
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 8 - Phosphates, Arsenates and Vanadates
ⓘMetatorbernite8.EB.10Cu(UO2)2(PO4)2 · 8H2O
Group 9 - Silicates
ⓘAndradite9.AD.25Ca3Fe3+2(SiO4)3
ⓘUranophane9.AK.15Ca(UO2)2(SiO3OH)2 · 5H2O
ⓘWeeksite9.AK.30K2(UO2)2(Si5O13) · 4H2O
ⓘClinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘActinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
ⓘChrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
ⓘ'Feldspar Group'-
ⓘ'Gummite'-
ⓘ'Limonite'-
ⓘ'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
ⓘ'Feldspar Group
var. Perthite'		-

List of minerals for each chemical element

HHydrogen
Hⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Hⓘ AzuriteCu3(CO3)2(OH)2
Hⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Hⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ MetatorberniteCu(UO2)2(PO4)2 · 8H2O
Hⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Hⓘ WeeksiteK2(UO2)2(Si5O13) · 4H2O
BBoron
Bⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
CCarbon
Cⓘ AzuriteCu3(CO3)2(OH)2
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oⓘ AndraditeCa3Fe23+(SiO4)3
Oⓘ AzuriteCu3(CO3)2(OH)2
Oⓘ CalciteCaCO3
Oⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Oⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Oⓘ CupriteCu2O
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MetatorberniteCu(UO2)2(PO4)2 · 8H2O
Oⓘ Uraninite var. PitchblendeUO2
Oⓘ QuartzSiO2
Oⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
Oⓘ UraniniteUO2
Oⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Oⓘ WeeksiteK2(UO2)2(Si5O13) · 4H2O
MgMagnesium
Mgⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
AlAluminium
Alⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Alⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Alⓘ KaoliniteAl2(Si2O5)(OH)4
SiSilicon
Siⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siⓘ AndraditeCa3Fe23+(SiO4)3
Siⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Siⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ QuartzSiO2
Siⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Siⓘ WeeksiteK2(UO2)2(Si5O13) · 4H2O
PPhosphorus
Pⓘ MetatorberniteCu(UO2)2(PO4)2 · 8H2O
SSulfur
Sⓘ ChalcociteCu2S
Sⓘ PyriteFeS2
KPotassium
Kⓘ WeeksiteK2(UO2)2(Si5O13) · 4H2O
CaCalcium
Caⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Caⓘ AndraditeCa3Fe23+(SiO4)3
Caⓘ CalciteCaCO3
Caⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Caⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
FeIron
Feⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feⓘ AndraditeCa3Fe23+(SiO4)3
Feⓘ PyriteFeS2
CuCopper
Cuⓘ AzuriteCu3(CO3)2(OH)2
Cuⓘ ChalcociteCu2S
Cuⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuⓘ CupriteCu2O
Cuⓘ Native CopperCu
Cuⓘ MalachiteCu2(CO3)(OH)2
Cuⓘ MetatorberniteCu(UO2)2(PO4)2 · 8H2O
AgSilver
Agⓘ Native SilverAg
UUranium
Uⓘ MetatorberniteCu(UO2)2(PO4)2 · 8H2O
Uⓘ Uraninite var. PitchblendeUO2
Uⓘ UraniniteUO2
Uⓘ UranophaneCa(UO2)2(SiO3OH)2 · 5H2O
Uⓘ WeeksiteK2(UO2)2(Si5O13) · 4H2O

Fossils

There are 1 fossil locality 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.

Occurrences1
Youngest Fossil Listed20.4 Ma (Miocene)
Oldest Fossil Listed24.8 Ma (Oligocene)
Stratigraphic Units
UnitNo. OccurrencesAge
Arikaree124.8 - 20.43 Ma (Cenozoic)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Problastomeryx primus
species		Animalia : Chordata : Mammalia : Artiodactyla : Moschidae : Problastomeryx : Problastomeryx primus24.8 - 20.43 Ma
Cenozoic
Fossil LocalitiesClick to show 1 fossil locality

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Lusk,_Wyoming
Wikidata ID:Q1002438
GeoNames ID:5831333

Localities in this Region

USA

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate

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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