THE JOURNAL OF GEMMOLOGY

The Andamooka opal was found at Stevens Creek Diggings,. Andamooka, South Australia, and was recovered in 1946 from a depth of approximately 30 feet. The weight ...







Spring 1993 Gems & Gemology - GIA
(1991) Treated Andamooka matrix opal. Gems d. Gemology, Vol. 27, No. 2, pp ... ()992) Opal Identification and Value. Majestic Press,. Tallahaqsee, FL ...
The creation, fall, and flood : an exposition of Genesis I-XI
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Name of ULB - Ranchi Municipal Corporation
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Autres Cours:

Characterisation of Australian opals - OPUS at UTS