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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
Maori Lass Gold Mine, Southern Cross, Yilgarn Shire, Western Australia, Australia


Locality type:Mine
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 Maori Lass Gold Mine, Southern Cross, Yilgarn Shire, Western Australia, Australia
Data Identifiers
Mindat Occurrence Record ID:1028432
Long-form Identifier:1:3:1028432:8
GUID (UUID V4):0
Nearest other occurrences of Opal
35.2km (21.9 miles) Copperhead Gold Mine, Bullfinch, Yilgarn Shire, Western Australia, Australia
39.3km (24.4 miles) Mount Palmer Gold Mine (Palmer's Find), Yellowdine, Yilgarn Shire, Western Australia, Australia
48.6km (30.2 miles) Mount Caudan iron ore and gold prospect, Parker Range Goldfield, Yilgarn Shire, Western Australia, Australia
59.2km (36.8 miles) Edna May Gold Mine, Westonia, Westonia Shire, Western Australia, Australia
References
 
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