Grape chalcedony It forms as dusty crusts

It forms as dusty crusts

Gneiss and purple Anhydrite from Norway

These stunning formations are believed to have been created through the process of sand being compacted over time

7cmWeight- 20g You will receive the item in the photo

3)over thousands to millions of years

Grape chalcedony It forms as dusty crustsGrape chalcedony from Sulawesi Indonesia Size 8cm x 4. 3cm x 2. 1cm Weight 52g 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