Amethyst Stalactite Slice from Uruguay (112.8 grams) 021417 This is because Asaphus was

This is because Asaphus was a response to new predatory threats: instead of swimming away

three dimensional forms as opposed to the spherical

Gemstone Size: 24mm x 24mm x 15mm

prismatic crystals with glassy surface luster

Ethiopian opals have striking pattern formations which make each opal unique

Amethyst Stalactite Slice from Uruguay (112.8 grams) 021417 This is because Asaphus wasThis amethyst stalactite slice from Southern Paran Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is translucent with a deep purple hue along the outer edge and has been polished on both the front and rear sides. Weight: 112. 8 grams, Dimensions: 3. 5 x . 25 x 3 Inches