Zeolite Freeform Assorted 1.5 to 2 inch Size

Zeolite Freeform Assorted 1.5 to 2 inch Size (each peice intuitively chosen and sold separately)

zeolite, any member of a family of hydrated aluminosilicate minerals that contain alkali and alkaline-earth metals. ... They have a framework structure that encloses interconnected cavities occupied by large metal cations (positively charged ions) and water molecules.

• some of the most common known zeolites are stilbite, heulandite, apophylite, scolecite, calcite, etc.