Geology Rocks Photos

Galena

Galena

Magnetite

Chalcopyrite

Graphite

Pyrite

Hematite

Goethite

Calcite

Talc

Corundum

Apatite

Gypsum

Quartz

Fluorite

Plagioclase Feldspar

Chlorite

Biotite

Muscovite

Kyanite

Staurolite

Potassium Feldspar

Garnet

Pyroxene

Amphibole

Olivine

Diorite

Gabbro

Obsidian

Syenite

Andesite Porphyry

Granite

Basalt

Pumice

Rhyolite

Diabase

Rhyolite Porphyry

Scoria

Breccia

Conglomerate

Sandstone

Shale

Coal

Fossiliferous Limestone

Micritic Limestone

Coquina

Chert

Dolostone

Evaporite

Marble

Quartzite

Schist

Gneiss

Amphibolite

Slate

Skarn

Folded Phyllite