Grape chalcedony Green heulandite with stillbite From

Green heulandite with stillbite From aurangabad district maharashtra India

The copper gives the mineral its characteristic pale green

5cmWeight-22gYou will receive the item in the photo

Holmquistite from Fu Yun

Edenite From Vakinankaratra Region Antananarivo Province Madagascar

Grape chalcedony Green heulandite with stillbite FromGrape chalcedony from Sulawesi Indonesia Size 6. 2cm x 4. 8cm x 2. 2cm Weight 50g 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