4.7" Rough Purple Amethyst Crystal Cluster Mineral Specimen Brazil Self Standing Glyptodon With a Mohs hardness between

With a Mohs hardness between 6 and 7

featuring a high refractive index and the ability to show double refraction as light moves through it

Its teeth were specialized for piercing rather than cutting

this massive fish powered through the ancient seas with its strong tail and broad

7 Inches Thick (Matriz)

4.7" Rough Purple Amethyst Crystal Cluster Mineral Specimen Brazil Self Standing Glyptodon With a Mohs hardness betweenLocation: Brazil Weight: 2 Pounds 5. 4 Ounces Dimensions: 4. 7 Inches Long, 4. 5 Inches Wide, 3. 1 Inches Thick The item pictured is the one you will receive. Amethyst Amethyst is a naturally occurring purple variety of quartz celebrated for its striking color, crystal formations, and long standing popularity as a gemstone. Composed of silicon dioxide (SiO), amethyst forms under specific geological conditions that allow iron impurities and natural