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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.
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Gemstone ChartGemstone Hardness ChartGemstone Clarity ChartGemstone Cut Shape Chart
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Crystal Group  Color
  

                                                                                                                    

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Gemstone Chart
Natural Diamond Natural Diamond
Diamond is the ultimate gemstone, having few weaknesses and many strengths. It is well known that Diamond is the hardest substance found in nature.
Color: White, yellow, brown, black. Rarely, blue, red, or pink.
Categories: precious stone
Chemical Composition: C
Crystal Group: Cubic
Refractive Index: 2.417
Hardness: 10
Density: 3.52
Occurrence: Africa, Russia, Canada, Australia, India

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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

Top Use:    Gemstone Chart     Categories:semi-precious

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