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Tourmaline and Epidote
Field Collector: Esper Signius Larsen Jr.
Place Collected:San Luis Rey Quadrangle, Southern California
Object number: ROC21725
DescriptionIgneous rock consisting of ~ 90% radiating fibers of black tourmaline ~4 mm long and < 1 mm thick and ~ 10% white plagiocalse ~2 mm. According to Larsen epidote is also present.
In Collection(s)