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
North Quarry, Wren, Benton County, Oregon, USA


Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view North Quarry, Wren, Benton County, Oregon, USA
Data Identifiers
Mindat Occurrence Record ID:113752
Long-form Identifier:1:3:113752:1
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.6km (0.4 miles) ⓘSouth Quarry, Wren, Benton County, Oregon, USA
1.4km (0.9 miles) ⓘWren, Benton County, Oregon, USA
2.5km (1.6 miles) ⓘPoint West Quarry (L & T Crushing Company; Wren Quarry & Plant; Wren Quarryng Co.), Benton County, Oregon, USA
19.4km (12.1 miles) ⓘValley Landfill Pit (S2F quarry), Coffin Butte, Benton County, Oregon, USA
41.1km (25.5 miles) ⓘCox Butte, Junction City, Lane County, Oregon, USA
53.4km (33.2 miles) ⓘYaquina Head Quarry, Agate Beach, Lincoln County, Oregon, USA
53.7km (33.4 miles) ⓘEckman Quarry (Eckman Creek Quarry), Waldport, Lincoln County, Oregon, USA
54.5km (33.9 miles) ⓘBuck Mountain, Springfield, Lane County, Oregon, USA
59.7km (37.1 miles) ⓘCoburg Butte, McKenzie River, Lane County, Oregon, USA
61.1km (38.0 miles) ⓘM-120, Springfield, Lane County, Oregon, USA
References
Micro Probe Volume VI Number 4
 
and/or  
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