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Common Igneous Rocks (15 Specimens)
Common Igneous Rocks (15 Specimens)

Our Price: $14.90

Product Code: K4060

Four types of textures: Phaneritic, Porphyritic, Apanitic (microcrystalline), and Aphanitic (glassy). Samples include: biotite granite, granite, syenite, diorite, gabbro, anorthosite, horneblende basalt porphyry, trachyte porphyry, felsite, andesite, basalt, obsidian, pitchstone, pumice, and scoria