3.6" Rough Green Nontronite Mineral Specimen Jove Lauriano Minas Gerais Brazil Whale Authenticated with Certificate of Authenticity

Authenticated with Certificate of Authenticity

Crystal Structure: Turquoise is classified as a cryptocrystalline mineral with a triclinic crystal system

allowing organisms to be preserved intact while millimeter-thick layers of limestone slowly accumulated

Dimensions: 3 Inches Long

3.6" Rough Green Nontronite Mineral Specimen Jove Lauriano Minas Gerais Brazil Whale Authenticated with Certificate of AuthenticityLocation: Jove Lauriano Claim, Minas Gerais, Brazil Weight: 6. 5 Ounces Dimensions: 3. 6 Inches long, 2. 8 Inches Wide, 2. 1 Inches Thick The Item pictured is the one you will receive. Nontronite, a striking clay mineral from the smectite family alongside montmorillonite and saponite, owes its name to the town of Nontron in France, where it was first uncovered. This bold green mineral thrives in low grade metamorphic rocks, hydrothermal zones, and