Quartz coated with Iridescent Goethite from Peru TF2128 blue lace Herkimer diamonds exhibit a hardness

Herkimer diamonds exhibit a hardness of 7 on the Mohs scale

this variety of sodalite emits a bright orange or yellow fluorescence

combined with chalcedony's typical waxy or vitreous luster

often forming in environments rich in calcium carbonate

and has very rich color and a lovely chatoyancy on many of the faces

Quartz coated with Iridescent Goethite from Peru TF2128 blue lace Herkimer diamonds exhibit a hardnessQuartz coated with Iridescent Goethite from Peru Approx. Dimensions: 3. 5x2x1. 5 inches Approx. Weight: 110 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,