![]() |
Little Gems
http://tjanstrom.com/Littlegems/welcome_to_little_gems.htm
|
||||||||||||||||||
|
Scapolite Sunstone
|
Water melon Tourmaline (Eliate) |
||||||||||||||||||
|
|
|||||||||||||||||||
| Elbiate Tourmaline* | |||||||||||||||||||
Colour: Green/red/pink, watermelon (green outside red inside like the fruit) Moh’s hardness: 7-7.5 Refractive Index: 1.616-1.652 Critical Angle: 38.23° Specific Gravity: 3.02-3.26 Fracture: Uneven, small Conchoidal Cleavage: None Dispersion: Medium (.017) Heat Sensitivity: Moderate Dichroism: Strong (many colour variations) Birefringence (double refraction): Medium (.014-.024) Crystal Structure: Hexagonal |
Important ordering information: Please note that all prices are listed in Australian dollars and includes 10% GST; for international orders you will receive a 10% discount off the item(s). I will email you a final invoice including postage and insurance which will include a PayPal link for ease of payment. If you wish to pay by check or money order please contact me to make arrangements. | ||||||||||||||||||
| Currently Available. $8 to $25/carat. All this material has an open C axis, if the rind is too thin to be useful I will state that, otherwise it is safe to assume that you can cut to use the rind for it's green. |
|||||||||||||||||||
|
|||||||||||||||||||
|
|||||||||||||||||||
© T. Janstrom 2000-2007