Spinel
Of mineral.
A hard glassy mineral consisting of an oxide of magnesium and aluminum; occurs in various colors that are used as gemstones.
This concept's ID is @1~76256
Contains
- spinel ruby
A spinel used as a gemstone (usually dark red).
- magnesium
A light silver-white ductile bivalent metallic element; in pure form it burns with brilliant...
- Ceylonite
A dark-colored spinel containing iron.