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six-sided corallites—the skeletal structures of once-living coral polyps
Measuring around 10–15 feet (3–4
Some varieties fluoresce vivid blue or red under UV light
Location: Jove Lauriano Claim
tabulate corals (forming mounds
3.1" Natural Rough Black Tourmaline Mineral Crystal Specimen Schorl Brazil Fruit six-sided corallites—the skeletal structures ofLocation: Brazil Weight: 6. 8 Ounces Dimensions: 3. 1 Inches Long, 1. 6 Inches Wide, 1. 4 Inches Thick The item pictured is the one you will receive. Black Tourmaline, or Schorl, is a common but remarkable member of the tourmaline group, found in igneous and metamorphic rocks. Its natural striated crystals, deep black to dark brown color, and glassy to resinous luster make it a classic mineral for study, collection, and jewelry. Black Tourmaline has a
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