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Gem Silica pendent


#1

Just recently bought a rare stone, gem silica, this material last mined in Az., mid 70’s from Inspiration mine, one of the top locations for this material. Almost a robins egg blue, semi-transparent, cab. 18x15x8mm, 14.87ct, in 14kt rose gold, triangle cut-steve…


#2

gem silica chrysocolla chalcedony
specific grafity 2.61
Refractive Index 1.53