OPALISED PINEAPPLE GLAUBERITE THIS IS A RARE OPAL PINEAPPLE ONLY FOUND IN WHITE CLIFFS NSW AUSTRALIA. THEY ARE FORMED AS A RESULT OF PRECIOUS OPAL REPLACING GLAUBERITE (SULFATE MINERAL) SUCH SPECIMENS ARE KNOWN AS PSEUDOMORPHS AS THEY STILL EXHIBIT EXTERNAL CRYSTAL FORM, THEY CAN COME IN VARIOUS OPAL COLOURS TOO, WHICH ARE HIGHLY PRICED. 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 GREEN PURPLE COLOUR ON ONE SIDE  Please notices that payment on direct deposit,must pay insurance,no refund or exchange on the rare items please choose carefully