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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Fluorite from
Indiana Mine, Winona, Greenland Township, Ontonagon County, Michigan, USA


06444790017367384846455.jpg
Fluorite

Indiana Mine, Winona, Greenland Township, Ontonagon County, Michigan, USA
06444790017367384846455.jpg
Fluorite

Indiana Mine, Winona, Greenland Township, Ontonagon County, Michigan, USA
03364960017367384868693.jpg
Fluorite

Indiana Mine, Winona, Greenland Township, Ontonagon County, Michigan, USA
Locality type:Mine
Classification
Species:Fluorite
Formula:CaF2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Indiana Mine, Winona, Greenland Township, Ontonagon County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:69014
Long-form Identifier:1:3:69014:0
GUID (UUID V4):0
Nearest other occurrences of Fluorite
42.5km (26.4 miles) ⓘWhite Pine Mine, White Pine, Ontonagon County, Michigan, USA
45.8km (28.5 miles) ⓘOnondaga Exploration, Ontonagon County, Michigan, USA
46.6km (29.0 miles) ⓘBergland quarry, Ontonagon County, Michigan, USA
54.9km (34.1 miles) ⓘWatersmeet dome, Gogebic County, Michigan, USA
58.5km (36.4 miles) ⓘUnnamed locality, Ontonagon County, Michigan, USA
59.1km (36.7 miles) ⓘPorcupine Mine, Porcupine Mountains, Ontonagon County, Michigan, USA
81.1km (50.4 miles) ⓘFive Mile Point, Allouez Township, Keweenaw County, Michigan, USA
83.5km (51.9 miles) ⓘSilver Creek, Allouez Township, Keweenaw County, Michigan, USA
86.3km (53.7 miles) ⓘEagle River, Houghton Township, Keweenaw County, Michigan, USA
88.5km (55.0 miles) ⓘBlack River pegmatite, Humboldt Township, Marquette County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.112
 
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