3.6" Rough Green Nontronite Mineral Specimen Jove Lauriano Minas Gerais Brazil Vanadinite likely used for defense

likely used for defense

Glyptodon was well-defended

barium-rich springs

Deinotherium likely had a major impact on its ecosystem

3.6" Rough Green Nontronite Mineral Specimen Jove Lauriano Minas Gerais Brazil Vanadinite likely used for defenseLocation: 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