-
RB 80/00026 Opal in South Australia.
Enlarged written version of a talk on the geology of opal, its occurrence and mining methods prepared for public presentation.-
Document
Published: 01 May 1980
-
Mount Vesuvius opal prospect. Information status at licence expiry/full surrender, for the period 13/12/2010 to 12/12/2011 : no work performed.
There is no abstract created for this record-
Document
-
HandBk 005 - Opal: South Australia's Gemstone. Barnes L.C. et al. (1992 revised edition)
South Australia's famous desert opalfields supply about 80% of the world output of precious opal, with current production coming almost entirely from the major fields at Andamooka, Coober Pedy and Mintabie, each of which is expected to increase output...-
Document
-
RB 90/00073 Mintabie Opalfield mining and geology.
Mintabie Opalfield, one of the most important production centres in Australia, was discovered in the early 1920s but mining only began in earnest in 1976. Precious opal is confined to Mintabie beds, a kaolinitic sandstone of presumed Ordovician Age,...-
Document
Published: 01 Nov 1990
