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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Calcite from
Tom Thumb Island (Flinders Island), Five Islands Nature Reserve, Camden County, New South Wales, Australia


Locality type:Island
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Tom Thumb Island (Flinders Island), Five Islands Nature Reserve, Camden County, New South Wales, Australia
Data Identifiers
Mindat Occurrence Record ID:1261997
Long-form Identifier:1:3:1261997:1
GUID (UUID V4):0
Nearest other occurrences of Calcite
3.9km (2.4 miles) ⓘBig Island (Perkins Island; Rabbit Island), Five Islands Nature Reserve, Camden County, New South Wales, Australia
4.2km (2.6 miles) ⓘFlagstaff Point, Camden County, New South Wales, Australia
6.2km (3.9 miles) ⓘCringila Quarry (Wollongong City Council Quarry), Cringila, Camden County, New South Wales, Australia
7.8km (4.9 miles) ⓘUnanderra, Camden County, New South Wales, Australia
11.7km (7.3 miles) ⓘWollongong Council Quarry, Unanderra, Camden County, New South Wales, Australia
14.7km (9.1 miles) ⓘF-6 Freeway cutting, Mount Brown, Camden County, New South Wales, Australia
17.9km (11.1 miles) ⓘAlbion Park Quarry, Croom, Camden County, New South Wales, Australia
26.5km (16.5 miles) ⓘLittle Blow Hole flow, Kiama, Camden County, New South Wales, Australia
30.2km (18.8 miles) ⓘMount Osborne, Jamberoo, Camden County, New South Wales, Australia
43.8km (27.2 miles) ⓘPicton, Cumberland County, New South Wales, Australia
References
Chalmers, R.O. (1941) The petrology of the Five Islands, Port Kembla, New South Wales. Records of the Australian Museum 21:1, 27–42.
 
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