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4652 Sidwillite, Lake Como, San Juan Co., Colorado, USA

October 5, 2019 Steve Colorado North and Central Americas United States

Type Locality. Tiny yellow patches on matrix. Ex Wolfgang Henkel.

Tags: Sidwillite

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  • Previous 4651 Oxycalciopyrochlore, Magnetite, Schelingen, Kaiserstuhl, Baden-Wurttemberg, Germany

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