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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Cleavelandite from
GL12A pegmatite, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada


Classification
Species:Albite var: Cleavelandite
Formula:Na(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cleavelandite data
Locality Data:Click here to view GL12A pegmatite, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
Data Identifiers
Mindat Occurrence Record ID:1267052
Long-form Identifier:1:3:1267052:9
GUID (UUID V4):0
Nearest other occurrences of Cleavelandite
0.5km (0.3 miles) ⓘGL-9 pegmatite, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
1.6km (1.0 miles) ⓘSilver Leaf pegmatites, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
1.6km (1.0 miles) ⓘHuron pegmatite, Whiteshell Park, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
1.8km (1.1 miles) ⓘHuron Claim pegmatite, Cat Lake - Winnipeg River pegmatite field, Lac-du-Bonnet area, Manitoba, Canada
1.8km (1.1 miles) ⓘAnnie Claim #3 pegmatite, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
1.8km (1.1 miles) ⓘTop-of-the-World pegmatite, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
1.9km (1.2 miles) ⓘGrace claim, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
2.6km (1.6 miles) ⓘGreer Lake feldspar quarry, Greer Lake, Lac-du-Bonnet area, Manitoba, Canada
9.8km (6.1 miles) ⓘPegmatites 5&6 (Pegli 2), Pegli pegmatite, Bernic Lake, Lac-du-Bonnet area, Manitoba, Canada
9.9km (6.1 miles) ⓘPegmatite No. 7, Coe claim, Bernic Lake, Lac-du-Bonnet area, Manitoba, Canada
References
Bannatyne, B.B. (1985) Industrial Minerals in Rare-element Pegmatites of Manitoba. Economic Geology Report ER84-1, Manitoba Energy and Mines Geological Services.
 
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