Edingtonite n. : A grayish white zeolitic mineral, in tetragonal crystals. It is a hydrous silicate of alumina and baryta.

Example:
Rocks: Edingtonite???????

Taxonomy
Edingtonite, H2O, Mineral, Mineral Data, crystals, On/Off, m 2, gm, Zeolites, Calc, Habit, KC, Na2, 2m, Discussion Group, crystallography, physical properties, optical properties.

Defination from the web:
Edingtonite. Comments: White, stout prisms of calcite on pinkish analcime with small, cream-colored bladed edingtionite crystals. ... Links to other databases for Edingtonite : 1 - Alkali-Nuts(English) 2 - Alkali-Nuts(Francais) 3 - Am. Min. Crystal Structure Database. 4 - Amethyst ...