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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Chlorite Group from
Waterloo quarry (Michels Materials Waterloo quarry; Portland Quarry), Dodge County, Wisconsin, USA


Locality type:Quarry
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Waterloo quarry (Michels Materials Waterloo quarry; Portland Quarry), Dodge County, Wisconsin, USA
Data Identifiers
Mindat Occurrence Record ID:241908
Long-form Identifier:1:3:241908:4
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
41.2km (25.6 miles) ⓘIron Ridge Mines, Iron Ridge Mining District (Neda Iron Mining District), Dodge County, Wisconsin, USA
71.4km (44.4 miles) ⓘMontello Granite Quarry (Montello Granite Company; Inc.), Marquette County, Wisconsin, USA
73.0km (45.4 miles) ⓘBaxter's Hollow, Sumpter, Sauk County, Wisconsin, USA
77.9km (48.4 miles) ⓘDrill hole, North Freedom, Sauk County, Wisconsin, USA
79.4km (49.3 miles) ⓘSauk Mine, North Freedom, Sauk County, Wisconsin, USA
79.9km (49.7 miles) ⓘLaRue Quarry, North Freedom, Sauk County, Wisconsin, USA
80.5km (50.0 miles) ⓘIllinois Mine, North Freedom, Sauk County, Wisconsin, USA
References
Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
 
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