Samples of intrusive igneous rocks
Obsidian samples
Obsidian samples
Porphyry
Obsidian samples
Granite sample
Pegmatite
Pegmatite
Pegmatite
Rhyolite sample
Biotite sample
Peridotite sample
Yellow igneous knob from point 1 ½ miles north of camp, Sept. 6
Topography of the igneous rock hills near Sta. XII
Chalcopyrite sample
Hornfels sample
Galena sample
Galena sample
Porphyry
Porphyry
Chalcopyrite sample
Scoria
Quartz samples
Quartz samples
Scoria
Scoria
Scoria
Hematite sample
Galena sample
Pyrite sample
A Brief History of the Rocky Mountains
Quartz samples
Quartz samples
Hematite sample
Plagioclase sample
Plagioclase sample
Pyrite sample
Plagioclase sample
65
A Hand book of the geography and natural history of the province of Nova Scotia : for the use of schools, families, and travellers
Potassium feldspar samples
Plagioclase sample
Plagioclase sample
Plagioclase sample
Plagioclase sample
Plagioclase sample
Plagioclase sample
Geology, 1976 vol 1
GEOG 307-02 W1980
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