How to Identify Rocks and Minerals

epidote

quartz gypsum pyrite

copper fluorite galena

By Jan C. Rasmussen 2009 Arizona Historical Society 1300 N. College Ave. Tempe, AZ 85281 (480) 929-0292 www.arizonahistoricalsociety.org

Donations for reproduction from: Freeport McMoRan Copper & Gold Foundation Friends of the Arizona Mining & Mineral Museum Wickenburg Gem & Mineral Society

ALPHABETICAL LIST OF ROCKS & MINERALS IN KIT See final pages of book for color photographs of rocks and minerals.

MINERALS: Apatite* 5 Azurite (dark blue) 12 Barite 15 Biotite 39 Bornite (peacock tarnish) 23 ROCKS: Calcite 3 Chalcopyrite (brassy) 14 Apache Tear 50 Chrysocolla (blue-green) 11 Basalt 51 Copper (refined) 30 Breccia 74 Corundum* 9 Coal 77 Cuprite* 25 Conglomerate 73 Diamond* 10 Diatomite 78 Dolomite* 40 Gneiss 64 Fluorite 4 Granite 57 Galena (metallic) 16 Limestone 71 Garnet 18 Marble 62 Glauberite pseudomorph 31 Metaconglomerate* 65 Gold* 29 Obsidian 54 Graphite* 37 Perlite 53 Gypsum 2 Phyllite 66 Halite (table salt) 24 Pumice 52 Hematite 17 Quartzite* 60 Hornblende 35 Rhyolite 56 Limonite (Goethite) 26 Sandstone 70 Magnetite 19 Schist 61 Malachite (green) 21 (Serpentinite)* (20) Muscovite (mica group) 22 Shale* 75 Orthoclase (feldspar group) 6 Silicified Wood 76 Peridot 28 (Quartz, var. chert) Pyrite (brassy) 27 Slate 63 Quartz, var. amethyst 34 Travertine (onyx) 72 Quartz, var. chalcedony 13 Tuff 55 Quartz 7 Quartz, var. rose 33 Serpentine 20 Sphalerite* 38 Sulfur 32 Talc 1 Topaz* 8 Tourmaline* 36

Arizona Historical Society 1300 N. College Ave., Tempe, AZ 86281 www.arizonahistoricalsociety.org (480) 929-0292 iii

NUMERICAL LIST OF ROCKS & MINERALS IN KIT See final pages of book for color photographs of rocks and minerals.

MINERALS: IGNEOUS ROCKS: 1 Talc 2 Gypsum 50 Apache Tear 3 Calcite 51 Basalt 4 Fluorite 52 Pumice 5 Apatite* 53 Perlite 6 Orthoclase (feldspar group) 54 Obsidian 7 Quartz 55 Tuff 8 Topaz* 56 Rhyolite 9 Corundum* 57 Granite 10 Diamond* 11 Chrysocolla (blue) 12 Azurite (dark blue) METAMORPHIC ROCKS: 13 Quartz, var. chalcedony 14 Chalcopyrite (brassy) 60 Quartzite* 15 Barite 61 Schist 16 Galena (metallic) 62 Marble 17 Hematite 63 Slate* 18 Garnet 64 Gneiss 19 Magnetite 65 Metaconglomerate* 20 Serpentine 66 Phyllite 21 Malachite (green) (20) (Serpentinite)* 22 Muscovite (mica group) 23 Bornite (peacock tarnish) 24 Halite (table salt) SEDIMENTARY ROCKS: 25 Cuprite 26 Limonite (Goethite) 70 Sandstone 27 Pyrite (brassy) 71 Limestone 28 Peridot 72 Travertine (onyx) 29 Gold* 73 Conglomerate 30 Copper (refined) 74 Breccia 31 Glauberite pseudomorph 75 Shale 32 Sulfur 76 Silicified Wood 33 Quartz, var. rose (Quartz, var. chert) 34 Quartz, var. amethyst 77 Coal 35 Hornblende* 78 Diatomite 36 Tourmaline* 37 Graphite* 38 Sphalerite* *= not generally in kits. Minerals numbered 39 Biotite* 8-10, 25, 29, 35-40 are listed for information 40 Dolomite* only.

Arizona Historical Society 1300 N. College Ave., Tempe, AZ 86281 www.arizonahistoricalsociety.org (480) 929-0292 ii