TOURMALINE ROUGH SPECIMEN 22.55 CTS RG-157

Item Information

Dimensions (mm) not provided
Weight (carats) not provided
Colors

TOURMALINE SPECIMEN

BURMA

TREATMENT -NONE

ON HOST MATRIX 

SIZE:  24 X 15 X 8 MM APPROX. 

WEIGHT:  22.55 CTS APPROX.

THIS IS A TOURMALINE IN ITS NATURAL HOST ROCK. THIS SPECIMEN WAS MINED IN BURMA AND IT IS A GREAT SPECIMEN OF PINK COLOUR-.TOURMALINE HAS A WIDE VARITY OF COLORS. USUALLY, IRON-RICH TOURMALINES ARE BLACK TO BLUISH-BLACK TO DEEP BROWN, WHILE MAGNESIUM-RICH VARIETIES ARE BROWN AND YELLOW, AND LITHIUM-RICH TOURMALINES ARE PRACTICALLY ANY COLOR: BLUE, GREEN, RED YELLOW, AND PINK ETC. RARELY IT IS COLOURLESS. BI-COLORED AND MUTLICOLORED CRYSTALS ARE RELATIVELY COMMON. REFLECTING VARIATIONS OF FLUID CHEMISTRY DURING CRYSTALLISATION. CRYSTALS MAY BE GREEN AT ONE END AND PINK AT EH OTHER, OUR GREEN ON THE OUTSIDE AND PINK INSIDE: THIS TYPE IS CALLED WATERMELLON TOURMALINE. SOME FORMS OF TOURMALINE ARE DICHROIC, IN THAT THEY APPEAR TO CHANGE COLOR WHEN VIEWED FROM DIFFERENT DIRECTIONS. 

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Pricing & Details

Bid Increment $1.00
Starting Bid $45.00
Auction ID 208994
Watchers 6 watching
Viewed 722 times
Starts 8th Dec 2016 6:02pm PST
Ends 15th Dec 2016 6:00pm PST

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