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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Bornite from
Rainy Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA


Locality type:Mine
Classification
Species:Bornite
Formula:Cu5FeS4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bornite data
Locality Data:Click here to view Rainy Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:308196
Long-form Identifier:1:3:308196:9
GUID (UUID V4):0
Nearest other occurrences of Bornite
13.4km (8.3 miles) ⓘNorth Fork Copper Deposit, Buena Vista Mining District, King County, Washington, USA
15.2km (9.5 miles) ⓘChicago Prospect, Money Creek Mining District, King County, Washington, USA
15.8km (9.8 miles) ⓘCopper Queen Prospect, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
18.4km (11.4 miles) ⓘMono Mine, Miller River Mining District, King County, Washington, USA
20.2km (12.5 miles) ⓘClimax Prospect, Baring Mining District, King County, Washington, USA
23.6km (14.6 miles) ⓘBuckeye Mine, Index Mining District, Snohomish County, Washington, USA
24.3km (15.1 miles) ⓘBrown Bear Mine, Cedar River Mining District, King County, Washington, USA
24.8km (15.4 miles) ⓘLake Serene Mine, Index Mining District, Snohomish County, Washington, USA
26.2km (16.3 miles) ⓘBear Creek Mine, Cedar River Mining District, King County, Washington, USA
26.6km (16.5 miles) ⓘUncle Sam Mine, Index Mining District, Snohomish County, Washington, USA
References
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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