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Quilpie, Queensland, Australia
© 2005 - S.Menig
| A variety of Precious Opal A variety of Precious Opal found in Queensland, Australia, as cracks or coatings in and around ironstone/sandstone boulders. |
Classification of Boulder Opal | ||
| mindat.org URL: | http://www.mindat.org/min-8000.html Please feel free to link to this page. | |
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Other Names for Boulder Opal | ||
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Other Information | ||
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. | |
References for Boulder Opal | ||
| Reference List: | Jones, J.B. and E.R. Segnit (1971), The nature of opal. I Nomenclature and constituent phases. Journal of the Geological Society of Australia: 18: 57-68. Anal. Chem. Acta (1994): 286: 107. Lapis Extra No. 10, Opal (1996). | |
Internet Links for Boulder Opal | ||
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Localities for Boulder Opal | ||
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