Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
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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Bitter Creek Prospect, Bitter Creek, Index Mining District, Snohomish County, Washington, USAi
Regional Level Types
Bitter Creek ProspectProspect
Bitter CreekCreek
Index Mining DistrictMining District
Snohomish CountyCounty
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
47° 50' 19'' North , 121° 28' 43'' West
Latitude & Longitude (decimal):
47.83870,-121.47870
GeoHash:
G#: c2985svbt
GRN:
N32W60
Type:
Prospect
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Index194 (2017)6.0km
Baring220 (2011)7.3km
May Creek818 (2011)14.2km
Gold Bar2,112 (2017)16.4km
Skykomish207 (2017)16.9km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Darrington Rock & Gem ClubDarrington, Washington47km
Mindat Locality ID:
72046
Long-form identifier:
mindat:1:2:72046:2
GUID (UUID V4):
0


A copper prospect on the NE of the Bitter Creek Basin. Development consisted of two adits, one 600' long and the other 200' long. There were some high grade pods in the vein, but it was too spotty for any recorded production.
Alteration: Host Rock Is Crushed And Altered

Tectonics: Cascade Volcanic Arc

Commodity: Average ore is lo W grade

Deposit: Sulfide minerals are disseminated in a shear zone

Deposit type: Polymetallic veins

Rock formation(s): Index Batholith


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


4 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

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘBornite2.BA.15Cu5FeS4
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘHematite4.CB.05Fe2O3

List of minerals for each chemical element

OOxygen
Oⓘ HematiteFe2O3
SSulfur
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ PyriteFeS2
FeIron
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ HematiteFe2O3
Feⓘ PyriteFeS2
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2

Other Databases

Link to USGS MRDS:10036697

Other Regions, Features and Areas containing this locality

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.

References

Weaver, C.E. (1912) Geology and Ore Deposits of the Index Mining District. Washington Geological Survey Bulletin No.7, 96 pages.
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
Jacobson, D., Pisoni, V., Cady, G., Woodhouse, P. (2008) Discovering Washington's Historic Mines, Volume 1: The West Central Cascade Mountains. Northwest Mining Publishers, 230 pages.
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