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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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Black Tail Prospect, North Fork of the Skokomish River Area, Mason County, Washington, USAi
Regional Level Types
Black Tail ProspectProspect
North Fork of the Skokomish River AreaRiver
Mason CountyCounty
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
47° 35' 2'' North , 123° 19' 44'' West
Latitude & Longitude (decimal):
47.58415,-123.32897
GeoHash:
G#: c22q9w6tf
GRN:
N32W61
Type:
Prospect
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Hoodsport376 (2011)24.4km
Union631 (2011)30.7km
Skokomish617 (2011)30.7km
Brinnon797 (2011)34.0km
Quilcene596 (2011)43.0km
Mindat Locality ID:
69123
Long-form identifier:
mindat:1:2:69123:0
GUID (UUID V4):
0


A copper prospect 2 miles N of the Black and White Mine.
Tectonics: Active Margin (Leading Edge Of North American Plate)

Deposit: Area of accreted terrane may suggest a cyprus massive sulfide deposit, but there is no descriptive or geologic informatin in reference

Deposit type: Massive sulfide, Cyprus

Geology: No geologic information given. Host rocks are possibly same unnamed eo-oligo basalts and other rocks present in prospects to south.

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


1 valid mineral.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2

List of minerals for each chemical element

SSulfur
Sⓘ ChalcopyriteCuFeS2
FeIron
Feⓘ ChalcopyriteCuFeS2
CuCopper
Cuⓘ ChalcopyriteCuFeS2

Other Databases

Link to USGS MRDS:10047926

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

Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
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