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Igneous Rock Collection	Go back to: Rock & Mineral Collections
	Quantity in Basket: none Product Code: 0703 Price: $20.00 Shipping Weight: 3.00 pounds
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Igneous Rock Collection Contains 15 representative specimens of intrusive and extrusive igneous rocks, each approximately 11/2" x 11/2". Included are specimens of Pegmatite, Granite, Granodiorite, Anorthosite, Gabbro, Rhyolite porphyry, Basalt porphyry, Trachyte, Rhyolite, Andesite, Tuff, Obsidian, Pitchstone, Pumice and Scoria. Grades: 5-12.