# 9.20 CTS BLACK OPAL RUB LARGE PIECE GREEN FIRE

THIS IS A NATURAL PIECE OR ROUGH OPAL FROM THE OPAL FIELDS OF AUSTRALIA

�OPAL IS MINED FROM MINING TOWNS LIKE LIGHTNING RIDGE, COOBER PEDY, WINTON, QUILPIE AND KOROIT

ROUGH OPAL CAN BE CUT INTO A GEMSTONE, OPAL BEAD, INLAY FOR JEWELLERY, OPAL TRIPLETS AND DOUBLETS, CARVINGS AND MUCH MORE

OPAL MINING IS EXTREMLY HARD WORK AND CAN BE DONE WITH A PICK HAND-SINK SHAFT AND SHOVAL TO LARGE TUNNELLING MACHINERY BLOWERS AND EXCAVATOR

DESCRIPTION:

BLACK OPAL RUB WITH DEEP GREEN FIRE YOU SHOULD BE ABLE TO CUT A NUMBER OF STONES FROM THIS PIECE

DIMENSIONS 

29 X 13 X 5 MM

9.20 CTS

CODE: AR84

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6 mm is 1/4 INCH

 

PICTURE OF THIS OPAL IS TAKEN WET SO YOU CAN SEE THE FIRE HOW IT WILL CUT AND POLISH.

 

WHAT IS OPAL??

 

� OPAL FROM THE GREEK WORD OPALLOS MEANING TO SEE CHANGE OF COLOUR IS A FORMATION OF NON CRYSTALLINE SILICA GEL MILLIONS OF YEARS AGO THIS GEL SEEPED INTO CREVICES AND CRACKS IN THE SEDIMENTARY STRATE. THROUGH EONS OF TIME AND THROUGH NATURES HEATING AND MOULDING PROCESSES THIS GEL HARDENED AND CAN BE FOUND IN THE FORMS OF OPAL.

 

OPAL SETS APART FROM OTHER GEMSTONES BECAUSE OF ITS UNIQUE APPERANCE