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Little Gems
http://tjanstrom.com/Littlegems/welcome_to_little_gems.htm
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Scapolite Sunstone
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Oro Verde Quartz |
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| Oro Verde (Quartz)* | |||||||||||||||||||||||||||||
Colour: Gold to yellow/green Moh’s Hardness: 7 Refractive Index: 1.544-1.553 Critical Angle: 40.49° Specific Gravity: 2.63-2.65 Fracture: Conchoidal Cleavage: None Dispersion: Medium (.013) Heat Sensitivity: Can be... but it is usually not a problem. Dichroism: None Birefringence (double refraction): Weak (.009) Crystal structure: Hexagonal Treatments: This material is made by irradiating clear Quartz. There maybe other processes involved, but as this process is a "trade secret" there is no real way to know. |
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. $1/carat Locality: Mexico. |
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© T. Janstrom 2000-2007