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Geoscience Scott Resources Igneous Rock Collection Set of 15$23.50
Scott Resources Igneous Rock Set includes 15 number-coded igneous rock specimens that clearly show varying size, shape and arrangement of constituent particles of phaneritic, porphyritic and aphanitic textures. Igneous rock specimens measuring 1-1/2 in x 1-1/2 in come in a compartmented container for easy storage.