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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Offretite from
Cairns Bay, Flinders area, Mornington Peninsula Shire, Victoria, Australia


Locality type:Bay
Classification
Species:Offretite
Formula:KCaMg(Si13Al5)O36 · 15H2O
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Offretite data
Locality Data:Click here to view Cairns Bay, Flinders area, Mornington Peninsula Shire, Victoria, Australia
Data Identifiers
Mindat Occurrence Record ID:89487
Long-form Identifier:1:3:89487:0
GUID (UUID V4):0
Nearest other occurrences of Offretite
1.8km (1.1 miles) ⓘSimmons Bay, Flinders area, Mornington Peninsula Shire, Victoria, Australia
20.8km (12.9 miles) ⓘBerrys Beach, Phillip Island, Bass Coast Shire, Victoria, Australia
21.5km (13.4 miles) ⓘRedcliff Head (Red Cliff Head), Phillip Island, Bass Coast Shire, Victoria, Australia
21.9km (13.6 miles) ⓘRed Bluff, Phillip Island, Bass Coast Shire, Victoria, Australia
26.4km (16.4 miles) ⓘSunderland Bluff, Phillip Island, Bass Coast Shire, Victoria, Australia
96.3km (59.9 miles) ⓘBasalt quarry, Jindivick, Baw Baw Shire, Victoria, Australia
References
Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.
 
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