Gemstone Chart (A Searchable Collection of Precious/Semi-precious Stone Information),Gem Chart -- e-Tools Age

Gemstone Chart (A Searchable Collection of Precious/Semi-precious Stone Information)

This is a searchable collection of international precious stone/gem. With its sparkle and color, a gem can mystify and intrigue people. Most gemstone buyers purchase gems for making jewelry. But some buyers are gemstone collectors. The chart is resource for your gemstone buying and collecting.


Gemstone Chart	Gemstone Hardness Chart	Gemstone Clarity Chart	Gemstone Cut Shape Chart

Categories Country/region Crystal Group Color
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Gemstone Chart

Natural Bixbite
Bixbite is a specific kind of emerald stone known as beryl which is also known as red beryl, red emerald or scarlet emerald.
Color: Pink, Red
Categories: semi-precious stone
Chemical Composition: Be3Al2(SiO3)6
Crystal Group: Hexagonal
Refractive Index: 1.577(+-.016), 1.583 (+-.017)
Hardness: 7.5
Density: 2.67-2.745
Occurrence: Utah, U.S.A.

Natural Dioptase
Dioptase is an intense emerald-green to bluish-green copper cyclosilicate mineral.Dioptase is a rather unusual gemstone that will rarely be found in your basic jewelry stores. It is a beautiful gemstone with a very unusual combination of green colors.
Color: Dark blue green, emerald green, or turquoise
Categories: semi-precious stone
Chemical Composition: CuSiO2(OH) 2
Crystal Group: Hexagonal
Refractive Index: RI 1.644 ¨C 1.709
Hardness: 5
Density: 3.28 ¨C 3.55
Occurrence: Russia, Tsumeb Namibia, California and Colorado USA, Congo, Zaire, Chile

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Related Link: Gold Coins Chart Gold Bars Chart Diamond Size Chart Necklace Size Chart Ring Size Chart Ear Gauge Size Chart

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Gemstone Chart Categories:semi-precious

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