A cylinder, a sphere or a dome.
A mineral.
A Mineral.
Mineral.
A Mineral
An elemental mineral.
They are solid, naturally occurring, have a crystalline structure and a specific range of chemical formulae, and are inorganic.
This is a mineral.
A mineral
A Mineral
Diamonds are naturally occurring solid inorganic compounds composed of carbon atoms arranged in a crystal lattice structure.
organic chemistry
diamond is the strongest solid; almost impossible to break (: