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nounany of a family of glassy minerals analogous to feldspar containing hydrated aluminum silicates of calcium or sodium or potassium; formed in cavities in lava flows and in plutonic rockstype of:
Definition that contains zeolite
- phillipsite a group of white or reddish crystalline minerals of the zeolite family consisting of a hydrous silicate of calcium and potassium and aluminum
- heulandite a group of minerals of the zeolite family consisting of a hydrous aluminum silicate of sodium and calcium
- chabasite a group of minerals of the zeolite family consisting of a hydrous silicate of calcium and aluminum
- natrolite a group of minerals of the zeolite family consisting of a hydrous silicate of sodium and aluminum
- chabazite a group of minerals of the zeolite family consisting of a hydrous silicate of calcium and aluminum