BROWN

Adamite
Aegirine
Almandine (Garnet)
Andradite (Garnet)
Anglesite
Anorthoclase (Feldspar)
Apatite
Aragonite
Augite
Babingtonite
Barite
Beryl
Bornite
Calcite
Celestine
Celsian (Feldspar)
Cerussite
Chalcedony
Chrysoberyl
Citrine (Quartz)
Colemanite
Corundum
Diamond
Diopside
Dravite (Tourmaline)
Endlichite
Enstatite
Fayalite (Olivine)
Fluorite
Garnet
Glauberite
Grossular (Garnet)
Gypsum
Hafnon
Halite
Hedenbergite
Heliodor (Beryl)
Hematite
Hessonite (Grossular)
Hydrozincite
Hypersthene
Jadeite
Jarosite
Johannsenite
Magnesite
Microcline (Feldspar)
Mimetite
Natrojarosite
Olivine
Opal
Orthoclase (Feldspar)
Otavite
Pectolite
Phosgenite
Pitchblende (Uraninite)
Plagioclase Feldspar
Pyromorphite
Pyroxmangite
Quartz
Rhodochrosite
Rhodonite
Sanidine (Feldspar)
Sard (Chalcedony)
Schorlomite (Garnet)
Serandite
Serpentine
Spessartine (Garnet)
Spinel
Spodumene
Siderite
Sphaerocobaltite
Sphalerite
Smithsonite
Strontianite
Sulfur
Tephroite
Thenardite
Thorite
Thorogummite
Tiger's Eye (Chalcedony)
Topaz
Tourmaline
Vanadinite
Wollastonite
Wurtzite
Uraninite
Zircon

Many more to come soon!