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fibrous intergrown crystals of chalcedony that are too small to be seen with a standard microscope
4cm Weight- 48gYou will receive the item in the photo
6cm Weight- 139g You will receive the item in the photo
The mineral class is oxides
Chalcedony bubbly from Brazil
Grape chalcedony fibrous intergrown crystals of chalcedonyGrape chalcedony from Sulawesi Indonesia Size 3. 9cm x 3. 3cm x 2. 6cm Weight 15g You will receive the item in the photo Grape chalcedony is a fascinating mineral formation of purple and green Botryoidal grape like chalcedony. The crystals forms as tiny spherical aggregates of microcrystalline quartz. The grapes are actually tightly packed naturally rounded nodules. The hardness is 7 on the MOHs scale Mineral class is silicate (a crypto crystalline
US$ 200.97
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US$ 19.00
US$ 46.30
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US$ 149.97
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