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Glittering Stones Glossary m

Malachite

Malachite, a hydrous carbonate of copper, is a well-liked opaque stone with bands of green and in black. Many gorgeous specimens of malachite hold other minerals, such as azurite, cuprites, or Chrysocolla.

 

Metallic

The excellence used to describe a gem with a shine similar to metal. Hematite, pyrite, stibnite, silver topaz and in Gibeon Meteorites are some gems which show a metallic luster.

 

Mohs scale

The Mohs Scale of Hardness procedures a substance's hardness or how resistant it is to being scratched.