Minerals

Photo: Denisbin, Jeff Morgan Panorama Gallery (Flinders) (Some rights reserved) Mineral = a solid inorganic substance of natural occurrence HeadlinesVintage UK illustrations of rocks and minerals repurposed as a cool poster and interactive site – Boing Boing Elsewhere on the WebBritish and Exotic Mineralogy WikipediaAmethystBirthstoneQuartz – CitrineTalcVermiculite Planeta