Topaz is a fluorosilicate and can contain trace elements that cause different colours within the Topaz. Origin of name: from Greek Topazion, a Red Sea Island often covered in mist. Topaz wasn't really known about before the classical era, in the Middle Ages the name topaz was used to refer to any yellow gemstone. Deposits of topaz are found in the regions of Russia, Siberia, Brazil, Sri Lanka, Africa and China, Japan, Pakistan, Myanmar, Nigeria, Australia, Mexico, and in the United States. Topaz is often heated to change or enhance it's colour.

 
Colour : Varies in a broad range of: yellow, blue, pink, peach, gold, green, red, and brown. 
Hardness : 8 

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Topaz comes in many colors which have different but related properties. White/clear topaz acts as a magnifier, helping you manifest what you focus on. Golden topaz also helps in manifestation, but more slowly and with more emphasis on connecting and accepting your life path. Blue topaz is a magnifier for psychic abilities.