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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Calcite from
Copper Belle Mine, Reiter, Index Mining District, Snohomish County, Washington, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Copper Belle Mine, Reiter, Index Mining District, Snohomish County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:141815
Long-form Identifier:1:3:141815:6
GUID (UUID V4):0
Nearest other occurrences of Calcite
5.0km (3.1 miles) ⓘHelena Prospects, Index Mining District, Snohomish County, Washington, USA
7.7km (4.8 miles) ⓘKromona Mine, Sultan Mining District, Snohomish County, Washington, USA
8.4km (5.3 miles) ⓘIndex Bornite Prospect, Index Mining District, Snohomish County, Washington, USA
9.2km (5.7 miles) ⓘEthel Mine, Index Mining District, Snohomish County, Washington, USA
9.7km (6.0 miles) ⓘSt. Theresa Prospect, Sultan Mining District, Snohomish County, Washington, USA
9.8km (6.1 miles) ⓘBuckeye Mine, Index Mining District, Snohomish County, Washington, USA
10.7km (6.6 miles) ⓘCalumet Mine, Bitter Creek, Index Mining District, Snohomish County, Washington, USA
10.9km (6.8 miles) ⓘUncle Sam Mine, Index Mining District, Snohomish County, Washington, USA
11.3km (7.0 miles) ⓘSunset Mine, Trout Creek, Index Mining District, Snohomish County, Washington, USA
16.4km (10.2 miles) ⓘFlorence Rae Mine, North Fork of the Sultan River, Sultan 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.
Derkey, Robert E., Joseph, Nancy L., Lasmanis, Raymond (1990, November) Metal Mines of Washington - Preliminary Report. Open File Report 90-18. Washington Division of Geology and Earth Resources
 
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