Alum Mountain District, Grant Co., New Mexico, USA

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Chabazite
	Alum Mountain District, Grant Co., New Mexico, USA White rhombs of Chabazite from East Fork of the Gila River, specimen 12 cm. Photo by Frank L. Murray.
	Photo ID: 156741 View Count: 90
Gonnardite : Na₂Ca[Al₂Si₃O₁₀]₂ · 7H₂O
	Alum Mountain District, Grant Co., New Mexico, USA Hemispherical white gonnardite crystal cluster 15 mm diameter on pocket-filled basalt matrix. Two internal zones fluoresce blue-white under UV illumination. With old Ray DeMark label. Ex. A. Stevenson collection #692. Overall size of mineral specimen: 25x22x12 mm. Size of individual crystals: 6 mm.
© 2001 John H. Betts	Photo ID: 1373 View Count: 954

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Alum Mountain District, Grant Co., New Mexico, USA

Chabazite

Gonnardite : Na2Ca[Al2Si3O10]2 · 7H2O

Gonnardite : Na₂Ca[Al₂Si₃O₁₀]₂ · 7H₂O