Prehnite, 5 lb lot Coyamito Agates This specimen is a polished

This specimen is a polished slab

The picture in the lower right shows what the material looks like cut and polished

This is a representative image

white and blue coloring with banding

Forged of one piece tool steel with a super tough shock resistant grip

Prehnite, 5 lb lot Coyamito Agates This specimen is a polishedPrehnite 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.