Reviews & Guides

• Obsidian - Gem Types
• by astynax77( 795)
• Obsidian is a glass-like mineral produced by volcanic flows. Many types of Obsidian are used as gemstones in jewelry, and some are quite rare and valuable.A fantastic variety of colors and patterns are... 

• Tags:

  Obsidian | Fire Obsidian | Sheen | Pitchstone | Apache Tears

• 179 of 185 people found this guide helpful

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• Oregon Sunstone - Gem Labradorite
• by astynax77( 795)
• Oregon Sunstone is the name given to facetable, gem-quality Labradorite which is colored primarily by Copper. These untreated gemstones include rare jewels which come in a fantastic variety of natural colors,... 

• Tags:

  Sunstone | Oregon | Andesine | Labradorite | Feldspar

• 107 of 110 people found this guide helpful

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• Turquoise - Is It Natural?
• by astynax77( 795)
• Turquoise gemstones are very often enhanced, and good quality natural, untreated stones are no longer the norm. Other types of stone which have been dyed are also frequently seen. The best quality Turquoise... 

• Tags:

  Turquoise | Howlite | Treatment | Stabilized | Genuine

• 90 of 93 people found this guide helpful

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• TURIETELLA AGATE or Goniobasis agate-the good stuff
• by mjwy( 1336)
• Welcome rock hounds! Turritella agate is no longer placed in the Fresh Water Genus Goniobasis, but is now the fresh water species Elimia tenera (Hall, 1845) from the Family Pleurocerida. Dr. Warren Allmon,... 

• Tags:

  lapidary rough | cabochon | wire wrapping | petrified wood | turrietella agate

• 51 of 51 people found this guide helpful

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• Fake ocean Jasper on Ebay - buyer beware!
• by stoneartstudio( 5043)
• Ebay has had some recent fake ocean Jasper being sold mostly by chinese sellers. Ocean jasper is one of the most collectable stones in recent times. Word that the mine is running out or empty seem to fuel... 

• Tags:

  Ocean Jasper | Orbicular Jasper | Lapidary rough | Ocean jasper sphere | ocean jasper agate

• 39 of 40 people found this guide helpful

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