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A Tale of Two Blue Barites

By Mark Leatherman Barite has got to be one of my favorite minerals to collect for a variety of reasons: 1) its unique heft for...
Quartz var. amethyst, Piedra Parada

De Colores: Las Vigas Veracruz and Amatitlan

Editor's Note: This is one of 10 Mexican locales recognized for mineral production. View the rest of the list as part of an article...

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