Quartz coated with Iridescent Goethite from Peru DS1835 large skull where they were first extensively

where they were first extensively studied and described

Composed of aluminum oxide and chromium

Includes 3-prong acrylic stand as pictured

This piece is adhered to an acrylic base with glue

Quartz coated with Iridescent Goethite from Peru DS1835 large skull where they were first extensivelyQuartz coated with Iridescent Goethite from Peru Approx. Dimensions: 2. 5x2x1. 5 inches Approx. Weight: 84 grams Locality: Cascas, Gran Chimu, La Libertad, Peru A stunning display piece from the famed mineral locality of Cascas in Gran Chim, La Libertad, Peru, this specimen features lustrous, transparent to milky quartz crystals richly coated with iridescent goethite. The goethites surface shimmers with vibrant metallic huespurples, golds, greens, and