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Learn about Gemstones
Rhodolite
Color:
red, purple
Hardness:
7 - 7.5
Refractive Index:
1.73 – 1.77
Density:
3.60 – 3.94
Chemical Composition:
Al2(SiO4)3
Crystal Structure:
isometric
Origins:
Brazil, Tanzania, Zimbabwe, Madagascar, Sri Lanka, India.
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