Zeolite
Videos
Zeolites are a group of several microporous, crystalline aluminosilicate minerals commonly used as commercial adsorbents and catalysts. They mainly consist of silicon, aluminium, and oxygen, and have
Natrolite needles from Hohentwiel (Typelocality)
Zeolite exhibited in the Estonian Museum of Natural History
Natrolite from Poland
Synthetic zeolite
Stilbite
Videos
Stilbite is the name of a series of tectosilicate minerals of the zeolite group. Prior to 1997, stilbite was recognized as a mineral species, but a reclassification in 1997 by the International Minera
Green Stilbite-Ca, which gets its color from inclusions of celadonite
Clustered on a matrix of white chalcedony are a group of light salmon stilbite crystals; adjoining is a cluster of mint green fluorapophyllite crystals
Intergrown pinkish stilbite crystals showing the "bow-tie" tendency from Jalgaon District, Maharashtra, India.