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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Opal from
Pedra Branca, Southern Islands, Huon Valley municipality, Tasmania, Australia


Locality type:Island
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Pedra Branca, Southern Islands, Huon Valley municipality, Tasmania, Australia
Data Identifiers
Mindat Occurrence Record ID:428374
Long-form Identifier:1:3:428374:4
GUID (UUID V4):0
Nearest other occurrences of Opal
78.1km (48.5 miles) ⓘCygnet district, Huon-Channel region, Huon Valley municipality, Tasmania, Australia
92.2km (57.3 miles) ⓘForster Prospect, Weld river district, Huon-Channel region, Huon Valley municipality, Tasmania, Australia
References
Bottrill, Ralph S.; Baker, William. E. (2008) Geological Survey of Tasmania Bulletin - A Catalogue of the Minerals of Tasmania No. 73. Mineral Resources Tasmania. 254 pp.
 
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