Washington · Grays Harbor County
Occurrence
Knowles
Grays Harbor County, Washington, United States
Manganese
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USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Economic & production
Development status
Occurrence
Discovery year
1956
Identification
Deposit ID
10277064
Region
NA
Data score
D
Coordinates
47.42309, -123.64816
References
WA. DIV. MINES AND GEOL. BULLETIN 37, 1956, PART II, VOL. 1,P. 258.