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Titanium-coated druzy

Blue Green and Pink Metallic Sheen - Titanium Coated Druzy Gemstone -

Indian Alexandrite under sunlight. , Superior brilliance, and excellent clarity and although the color change is not strong, alexandrites from Andrapradesh are well known for their beautiful daylight color.

Indian Alexandrite under sunlight. , Superior brilliance, and excellent clarity and although the color change is not strong, alexandrites from Andrapradesh are well known for their beautiful daylight color.

World's Rarest & Largest Collector's Gem -26100cts -Super Swiss Blue Topazio

World's Rarest & Largest Collector's Gem -Super Swiss Blue Topaz - NR in Jewelry & Watches, Loose Diamonds & Gemstones, Loose Gemstones

Mexican fire opal | #Geology #GeologyPage #Opal #Mineral Geology Page www.geologypage.com

Mexican fire opal is one of my favorites. I have one from the Magdalena mine in the rough.

Undo the Dry Spell: Treasures of the Earth 7 The Jewel

Undo the Dry Spell: Treasures of the Earth 7 The Jewel

The mineral olivine (when of gem quality, it is also called peridot and chrysolite) is a magnesium iron silicate with the formula (Mg+2, Fe+2)2SiO4. It is a common mineral in the Earth's subsurface but weathers quickly on the surface. http://www.livescience.com/46292-hidden-ocean-locked-in-earth-mantle.html http://www.ask.com/wiki/Olivine?o=2800qsrc=999

Found! Hidden Ocean Locked Up Deep in Earth's Mantle

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