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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Montmorillonite from
Little Bird Rock, Flinders area, Mornington Peninsula Shire, Victoria, Australia


Locality type:Lava Flow
Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Little Bird Rock, Flinders area, Mornington Peninsula Shire, Victoria, Australia
Data Identifiers
Mindat Occurrence Record ID:89503
Long-form Identifier:1:3:89503:7
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
2.0km (1.2 miles) ⓘCairns Bay, Flinders area, Mornington Peninsula Shire, Victoria, Australia
3.5km (2.2 miles) ⓘWest Head, Flinders area, Mornington Peninsula Shire, Victoria, Australia
15.7km (9.8 miles) ⓘKennon Head, Kitty Miller Bay, Phillip Island, Bass Coast Shire, Victoria, Australia
63.9km (39.7 miles) ⓘPioneer quarry, Narre Warren North, City of Casey, Victoria, Australia
94.5km (58.7 miles) ⓘBasalt quarry, Jindivick, Baw Baw Shire, Victoria, Australia
96.7km (60.1 miles) ⓘParwan lava caves, Parwan, Moorabool Shire, Victoria, Australia
References
 
and/or  
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