(MGW) LARGE TOURMALINE SPECIMEN 250CTS [MW 254]

Item Information

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

 

TOURMALINE SPECIMEN 

THIS IS A TOURMALINE IN ITS NATURAL HOST ROCK. THIS SPECIMEN WAS MINED IN BAZIL AND IT IS A GREAT SPECIMEN OF GREEN 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. 

SIZE: 55 X 35 X 28 MM APPROX. 

WEIGHT 250 CTS APPROX.

23h 57m 45s

Buy Now $150.00
$
Shipping $3.00
21 Days via Standard Shipping
0 bids placed so far
Add to Watch List Ask a Question * All prices in USD

Audit Information

The Gemstone Sheriff program allows our members to request an audit on any auction, which is completed by an independent gemologist who assesses the accuracy of the item description and pictures.

Request Audit

Pricing & Details

Bid Increment $1.00
Starting Bid $150.00
Auction ID 9438
Watchers 5 watching
Viewed 1,467 times
Starts 8th Dec 2016 1:22pm PST
Ends 10th Dec 2016 1:21pm PST

Shipping & Insurance

Provider Shipping Transit
FedEx $3.00 5 Days
Registered Shipping $3.00 10 Days
Standard Shipping $3.00 21 Days
Shipping Insurance all providers $8.50 (optional)

About Mineralgemworld

Hello! Gem Rock Auctions is a global marketplace offering beautiful gemstones from professional gemstone cutters, dealers & miners. Register for $10 off your first purchase.