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Clear Green Tourmaline Very Small Pieces Rough Stone 150 carat Lot 30 gram
Light Color Clear Green Tourmaline from Afghanistan Very Small pieces - 150 carat (30 gram) lot
Size: 0.1 to 1.5 carat each piece
Length: 2 to 13 mm
width: 1 to 5 mm
About 90 to 150 pieces in one lot.
*** Tourmaline Color: Colorless, pink, brown, red, yellow, green, blue, black, violet, multi-colored Moh's Harness: 7-71/2 Specific Gravity: 2.82-3.32 Refractive Index: 1.614-1.666 Double Refraction: -0.014 to -0.032 Fluorescence: Weak or none Cleavage: Indistinct Fracture: Uneven, small conchoidal, brittle Crystal System: Trigonal. Long crystals with triangular cross section and round sides. Tourmaline's name comes from the Sinhalese word "turmali," which means "mixed." Tourmaline, occurring in more colors and combinations of colors than any other gemstone variety, lives up to its name. The many different colors or Tourmaline mean that this stone can easily be mistaken for just about any other gemstone. One of the most versatile of gemstones, tourmaline is available in every color, from colorless to black. You can find every tone from pastel to dark, and even with one or more colors appearing in the same stone. It truly is a wondrous and fascinating stone! Known for centuries, tourmaline first gained popularity when the Dutch began to import it in the early 17th century from Sri Lanka . Color is the major characteristic for tourmaline. This stone is found in more hues, shades and nuances than any other gem. Here are some of the most common varieties that are recognized in the gem trade. Tourmaline has strong pleochroism , which means you can see different colors or depths of color when viewed at different angles, such as when you rotate the stone in the light. Payment
Payment: By Paypal Shipping cost
Free shipping cost. We send the goods to USA, Canada, UK, Australia, New Zealand, EU countries and some other European and Asian countries by E-express, a kind of fast postal service by Hong Kong Post. It usually takes about 6 to 10 working days for delivery. We send the goods to other countries by registered airmail and will take about 8 to 14 working days for delivery. Return policy
Returns: We accept returns with any reason in 30 days. Messages
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