(TBO) OPAL PINEAPPLE GLUBERITE*COLLECTOR ITEM*PSUDOMORPH

Item Information

Dimensions (mm) 83 x 77 x 74mm
Weight (carats) 1670 carats
Colors

GLAUBERITE

THIS IS A RARE OPAL PINAPPLE ONLY FOUND IN WHITE CLIFFS NSW AUSTRALIA.

THERE HAVE ONLY BEEN BETWEEN 300-500 SUCH SPECIMENS FOUND THERE. THEY ARE FORMED AS A RESULT OF PRECIOUS OPAL REPLACING GLAUBERITE [A SULFATE MINERAL] -SUCH SPECIMENS ARE KNOWN AS PSEUDOMOROPHS. AS THEY STILL EXHIBIT THE EXTERNAL CRYSTAL FORM THEY HAVE REPLACED. THE GLAUBERITE CRYSTAL IS BELIEVED TO HAVE FORMED UNDER GLACIAL CONDITION WHICH LATER DISSOLVED LEAVING THE VOID TO BE FILLED WITH OPAL THE PSUDOMORPHS ARE FORMED IN THE PINEAPPLE BAND NEAR THE OPAL FEEDER WITH LESSER -SHAPED PIECES FURTHER AWAY,THIS SPECIMEN HAS GEM BLUE MAUVE COLOURS

1d 8h 10m 2s

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Audit Information

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Pricing & Details

Bid Increment $1.00
Starting Bid $30,000.00
Auction ID 37598
Watchers 11 watching
Viewed 5,176 times
Starts 28th Jun 2017 5:03am PDT
Ends 30th Jun 2017 5:00am PDT

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