Minerals

Photo: Denisbin, Jeff Morgan Panorama Gallery (Flinders) (Some rights reserved)

Mineral = a solid inorganic substance of natural occurrence

Headlines
Vintage UK illustrations of rocks and minerals repurposed as a cool poster and interactive site – Boing Boing

Elsewhere on the Web
British and Exotic Mineralogy

Wikipedia
Amethyst
Birthstone
Quartz – Citrine
Talc
Vermiculite

Planeta

Rocks

Jade

Gold

Nature

Gypsum

Geology

Turquoise