Prehnite, 5 lb lot Coyamito Agates Also includes a thorough explanation

Also includes a thorough explanation of agates and why they are unique

This specimen is a polished slab

polished to a high shine

This special publication is from the celebration of The Gem Shop

This is a representative image

Prehnite, 5 lb lot Coyamito Agates Also includes a thorough explanationPrehnite is a silicate mineral and this lot comes from Australia. It usually displays a unique green lime coloring on the inside, but can also display yellow, white, grey, and colorless. The picture in the lower right shows what the material looks like cut and polished. Pieces in the lot range from 1" 3" Learn more about Prehnite on our mining page.