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Jumbo Claim, Nespelem Mining District, Okanogan County, Washington, USAi
Regional Level Types
Jumbo ClaimProspect
Nespelem Mining DistrictMining District
Okanogan CountyCounty
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
48° 19' 8'' North , 118° 57' 42'' West
Latitude & Longitude (decimal):
48.31889,-118.96167
GRN:
N33W57
Type:
Prospect
Köppen climate type:
Dsb : Warm, dry-summer continental climate
Nearest Settlements:
PlacePopulationDistance
Nespelem256 (2017)16.9km
Nespelem Community253 (2011)17.0km
Keller234 (2011)33.6km
Elmer City240 (2017)35.7km
North Omak688 (2011)38.3km
Mindat Locality ID:
17671
Long-form identifier:
mindat:1:2:17671:3
GUID (UUID V4):
0


A nickel prospect above Stepstone Creek above the Park City road. It worked quartz veinlets in limestone, serpentine, and argillite. Development includes and adit and an open pit.


Deposit: Part of the stepstone property.

Development: Crosscut tunnel and open pits.

Geology: 1500 ft north of claim the limestone-serpentine belt is cut off by mesozoic colville granite. ; geol.desc: veinlets, some wallrocks mineralized

Rock formation(s): Covada


Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


6 valid minerals.

Rock Types Recorded

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Annabergite
Formula: Ni3(AsO4)2 · 8H2O
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ 'Garnierite'
ⓘ 'Genthite'
ⓘ 'Limonite'
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Fuchsite
Formula: K(Al,Cr)3Si3O10(OH)2
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘQuartz4.DA.05SiO2
Group 8 - Phosphates, Arsenates and Vanadates
ⓘAnnabergite8.CE.40Ni3(AsO4)2 · 8H2O
Group 9 - Silicates
ⓘMuscovite
var. Fuchsite		9.EC.15K(Al,Cr)3Si3O10(OH)2
ⓘ9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
ⓘ'Limonite'-
ⓘ'Garnierite'-
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4
ⓘ'Genthite'-

List of minerals for each chemical element

HHydrogen
Hⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Hⓘ Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
OOxygen
Oⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
AlAluminium
Alⓘ Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ ChalcopyriteCuFeS2
Sⓘ PyriteFeS2
KPotassium
Kⓘ Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
FeIron
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ PyriteFeS2
NiNickel
Niⓘ AnnabergiteNi3(AsO4)2 · 8H2O
CuCopper
Cuⓘ ChalcopyriteCuFeS2
AsArsenic
Asⓘ AnnabergiteNi3(AsO4)2 · 8H2O

Other Databases

Link to USGS MRDS:10041570

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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.

References

Pardee, J. T. (1918) Geology and mineral deposits of the Colville Indian Reservation, Washington. Bulletin 677. US Geological Survey doi:10.3133/b677
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
Staatz, M. (1964): Geology of the Bald Knob quadrangle, Ferry and Okanogan Counties, Washington: U.S. Geological Survey. Bulletin 1161-F
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
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