Quartz
Top View
- Picture Identification Guide for Polished Stones and Tumbled Rocks Provided By
- Physical and Chemical Properties of Amethyst
- (Green Quartz) and Amethyst from the Island of Serifos, Cyclades, Greece
- Gemstone Firing Guide
- Siliceous Sinter from the Opal Mound at Roosevelt Hot Springs Preserves a Complete Diagenetic Continuum from Opal-A to Quartz
- Moganite - a Common Mineral with a Disapproved Name
- A Microstructural Study of Pietersite from Namibia and China
- Beryl-Bearing Pegmatites in the Ruby Mountains and Other Areas in Nevada and Northwestern Arizona
- Fine and Costume Jewelry, Watches, Accessories and More
- 29 Amethyst Absorption Spectrum – Amherst Stone Amethyst Absorption Spectrum; Absorption Spec- Amethyst Inclusions; ® Inclusion in Amethyst
- A NEW MODEL for the FORMATION of TIGER's-EYE. P.J. Heaney1, D.M
- New Interpretation of the Origin of Tiger's-Eye: Comment and Reply
- A Simple Procedure to Separate Natural from Synthetic Amethyst on the Basis of Twinning
- Gem Stones in Washington
- Imperial Jasper Healing Properties
- The Leader in Quality Swimming Pool, Spa & Fountain Finishes
- Examensarbete
- APP PROCEDURE MANUAL • Associate Corporate Member • Many of These Are Available in Spanish (Latin American and Castilian), French, and Portuguese