Stilbite is a zeolite mineral, a sodium calcium hydrous aluminum silicate with a hardness of 3.5 to 4. Its crystal system is monoclinic, and it typically crystalizes in sheaf-like aggregates. The color is white, pinkish, gray, yellowish, reddish, orange or brown. It forms in cavities in basalt or other lavas. 

Stilbite | Tumbled

Localities: United States, India, Iceland, Scotland

Rarity: Easily obtained

Hardness: 3.5 - 4

*Price is per individual piece unless noted. Due to the natural variations of each piece, please note that the actual item you receive may not appear exactly as pictured. Rest assured, however, that our dedicated team will do their best to hand-select the most attractive specimen(s) that we have in stock at the time of your order. Sizes and weights are always approximate.