Black tourmaline with albite, smoky quartz, hyalite, and an aquamarine Magnetite The soft oxidized matrix will

The soft oxidized matrix will leave dark dusty staining on surfaces and your skin

" just like the digestive tract vein down the back of shrimp

**I probably don't need to tell you this

This calcite specimen from Santa Eulalia is a lovely deep red color from hematite (iron oxide) inclusions

Black tourmaline with albite, smoky quartz, hyalite, and an aquamarine Magnetite The soft oxidized matrix willLocale: Erongo Mountain, Namibia Approx dimensions: 3. 25 x 3 x 1. 75" Approx weight: 417g This large glossy black tourmaline, known as schorl, is accompanied by smaller schorl crystals, smoky quartz, and albite. Some of the smaller schorls have mercedes terminations. It's unclear to me if the main schorl is a single crystal or some product of twinning, but it is a large blocky piece with an offset split through the middle. Erongo schorl typically has