5.3" Rough Purple Amethyst Crystal Cluster Mineral Specimen Brazil Self Standing Mecochirus longimanatus Prehnite is a phyllosilicate mineral

Prehnite is a phyllosilicate mineral exhibiting a translucent to transparent pale green color

resulting from copper ions within its chemical structure

Its vivid coloration and well-defined crystal habits make it highly prized by collectors and mineral enthusiasts

The impact of such a large meteorite would have released an enormous amount of energy

5.3" Rough Purple Amethyst Crystal Cluster Mineral Specimen Brazil Self Standing Mecochirus longimanatus Prehnite is a phyllosilicate mineralLocation: Brazil Weight: 1 Pound 5. 6 Ounces Dimensions: 5. 3 Inches Long, 3. 3 Inches Wide, 2. 4 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