| Gemstone Chart |
 Natural Freshwater Pearl
Freshwater pearls are a kind of pearl that comes from freshwater mussels.Freshwater pearls come in many shapes from round to button shapes, from flat flakes to rice shapes and in many colors. As with the salt water Akoya pearl the round shapes are generally more expensive.
Color: orange, pink, white, gray, light purple, rose, black, brown, gold, yellow, silvery, green, blue, bronze.
Categories: semi-precious stone
Chemical Composition: CaCO3
Crystal Group: Not applicable
Hardness: 3.5 - 4.0
Density: 2.66 ¨C 2.78+
Occurrence: China, Japan
|  Natural Lapis
Lazurite is a popular but generally expensive mineral. Well-formed, deep blue crystals are rare and valuable. Lapis lazuli is a gemstone of the kind that might have come straight out of the Arabian Nights: a deep blue with golden inclusions of pyrites which shimmer like little stars.
Color: Blue, greenish-blue, violet blue
Categories: semi-precious stone
Chemical Composition: A complex aggregate
Crystal Group: Not applicable
Refractive Index: 1.5
Hardness: 5.5
Density: 2.7-2.9
Occurrence: Afganistan, Pakistan, Chile, Russia, U.S.A., Angola, Burma
|  Natural Mawsitsit
Mawsitsit is a rare, intense green variety of jadeite found in Burma.Mawsitsit is named for its source location, the small village of Mawsitsit.It is found in only one deposit on earth..
Color: Green with black spots
Categories: semi-precious stone
Crystal Group: Not applicable
Refractive Index: 1.52
Hardness: varies, up to 7
Density: 2.5-3.2
Occurrence: Mawsitsit, Burma
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