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
Old Mines area, Washington County, Missouri, USA


Locality type:Area
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Old Mines area, Washington County, Missouri, USA
Data Identifiers
Mindat Occurrence Record ID:209698
Long-form Identifier:1:3:209698:8
GUID (UUID V4):0
Nearest other occurrences of Calcite
3.6km (2.3 miles) ⓘShibboleth Mine, Cadet, Washington County Barite Mining District, Washington County, Missouri, USA
5.9km (3.7 miles) ⓘCadet Barite Mine, Cadet, Washington County Barite Mining District, Washington County, Missouri, USA
6.3km (3.9 miles) ⓘWashington County Aggregates Quarry, Washington County, Missouri, USA
6.7km (4.2 miles) ⓘCentral Stone Company Potosi Quarry, Washington County, Missouri, USA
7.8km (4.9 miles) ⓘDresser No.4 Mine (Dresser No.4), Washington County, Missouri, USA
8.6km (5.3 miles) ⓘMilchem Mine, Washington County, Missouri, USA
9.3km (5.8 miles) ⓘMine à Breton (Mine à Burton), McArthur mines, Potosi Barite Mining District, Washington County, Missouri, USA
10.0km (6.2 miles) ⓘDresser Mine (Dresser Mine No. 6), Washington County, Missouri, USA
11.0km (6.8 miles) ⓘBugg shaft, Potosi Barite Mining District, Washington County, Missouri, USA
11.6km (7.2 miles) ⓘKingston Mine, Washington County, Missouri, USA
References
Sherwood, Mark D., Williams, Glenn A. (1998) Missouri Mineral Locality Index. Rocks & Minerals, 73 (2) 98-117 doi:10.1080/00357529809603046
 
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