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 Andalusite
Andalusite is popular as a collector stone but is seldom used in jewelry probably because of it's unavailability. With a hardness of 7 - 7.5 andalusite is tough enough to be used in jewelry. Andalusite, especially in the rough, can easily be confused with alexandrite because of similarities in color
Categories: semi-precious stone
Chemical Composition: Al2SiO5
Crystal Group: Orthorhombic
Refractive Index: 1.628 - 1.647
Hardness: 7 - 7.5
Density: 3.13 - 3.21
Occurrence: Brazil, Sri Lanka, Spain, East Africa, Burma, U.S.A.

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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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12/26/2024 08:19Gemstone Chart Color:purple
12/26/2024 08:19Gemstone Chart Color:black Categories:semi-precious
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12/26/2024 08:18Gemstone Chart Crystal Group:Amorphous0

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