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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Anorthite from
Big Island (Perkins Island; Rabbit Island), Five Islands Nature Reserve, Camden County, New South Wales, Australia


Locality type:Island
Classification
Species:Anorthite
Formula:Ca(Al2Si2O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Anorthite data
Locality Data:Click here to view Big Island (Perkins Island; Rabbit Island), Five Islands Nature Reserve, Camden County, New South Wales, Australia
Data Identifiers
Mindat Occurrence Record ID:1298897
Long-form Identifier:1:3:1298897:8
GUID (UUID V4):0
Nearest other occurrences of Anorthite
0.9km (0.6 miles) ⓘMartin Islet, Five Islands Nature Reserve, Camden County, New South Wales, Australia
3.9km (2.4 miles) ⓘTom Thumb Island (Flinders Island), Five Islands Nature Reserve, Camden County, New South Wales, Australia
74.2km (46.1 miles) ⓘProspect Quarry, Prospect Hill, Prospect, Cumberland County, New South Wales, Australia
78.4km (48.7 miles) ⓘPennant Hills Quarry (Dundas Quarry; Sir Thomas Mitchell Reserve), Dundas Valley, 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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