Latitude & Longitude (WGS84):
47° 26' 34'' North , 120° 39' 54'' West
Latitude & Longitude (decimal):
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Long-form identifier:
mindat:1:2:16222:4
placer deposits, just east of the divide between Negro and Stafford Creeks.
Tectonics: Alluvial Deposits Containing Heavy Minerals.
Deposit: Negro creek drains an area containing several gold and chromite deposits of the blewett camp. Bedrock of the area includes ultramafic rocks of the ingalls complex (tabor and others, 1982). ; info.src : 1 pub lit
Deposit type: Placer Au-PGE
Development: Econ.com: produced $100 prior to 1897 (huntting, 1956, p. 181). Platinum was also found about 6 miles upstream from the mouth of negro creek. Only a small amount was (reportedly) produced (huntting, 1956, p. 281)
Ore(s): Heavy Minerals Were Concentrated By Stream Action. Several Pieces Of Nearly Pure Chromite Weighing About 3 Pounds Each Were Reported (Huntting, 1956, P. 37) From Negro Creek In The Sw1/4 Of Sec. 12, 22n, 16e
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3 valid minerals.
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To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844.
doi:10.2138/am-2024-9486.
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