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Porphyritic Basalt Samples
Item Details
A collection of porphyritic basalt samples. This collection of three samples of porphyritic basalt display white crystals of calcium plagioclase set in a dark, fine grained groundmass. No collection locality information is provided for these samples.
Condition
Free-form, natural rock with variations, surface marks or scratches
Dimensions
5.5" W x 2.0" H x 3.5" D
Measured grouped
largest: 5.5″ × 0.5″ × 3.5″
Item #
17DEN092-036