Leslie W. Ayres & Robert U. Ayres

Methods of prospecting and exploration of mineral deposits (1)

John M. Marzluff & Eric Shulenberger & Wilfried Endlicher & Marina Alberti (...)

Paleontology (1)

METALLIC LUSTER & Copper Pyrite Sphalerite & Hardness Streak Color & Other Properties Gravity & Specific Luster Gravity & Other Properties & Biotite Mica & Kaolinite Limonite & Native Sulfur & Sedimentary Rocks & Texture a. Clastic & Heavy Minerals & Cross Bedding & Graded Bedding & Surface Impressions & Ripple Marks & Oscillation Marks & Raindrop Impressions & Trace Fossils & Sedimentary Rock & Chert Coquina Dolomite & CLASTIC SEDIMENTARY ROCKS & Quartz Shale Siltstone & CHEMICAL SEDIMENTARY ROCKS & Rock Salt Travertine & Peat Skeletal Limestone & METAMORPHIC ROCKS & GEOTHERMAL GRADIENT & Directed Stress & Chemical Activity & Changes in Mineralogy & Anthracite Coal Gneiss & Serpentine Skarn Slate & Preexisting Rock & GUIDE TO MINERALOGY (...)

Petrography (1)

Rodney R White

Hydrogeology (1)

Matthew E. Kahn

Economic and social geography (1)

Daniel Sperling & James S. Cannon

Medical Geography (1)