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.
Diamonds are naturally occurring solid inorganic compounds composed of carbon atoms arranged in a crystal lattice structure.
This is a mineral.
A mineral
A Mineral
diamond is the strongest solid; almost impossible to break (:
An example of a naturally occurring inorganic solid with a definite structure is quartz. Quartz is a mineral composed of silicon and oxygen atoms arranged in a repeating pattern to form a crystal structure.