Rock Identifier
White Alabaster (Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)) — mineral
mineral

White Alabaster

Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)

AI-generated identification · may be incorrect

Hardness of 2 on Mohs scale, white to translucent color, pearly to vitreous luster, monoclinic crystal system, perfect cleavage.

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Physical properties

Hardness of 2 on Mohs scale, white to translucent color, pearly to vitreous luster, monoclinic crystal system, perfect cleavage.

Formation & geological history

Formed through the evaporation of ancient saline waters in sedimentary environments, often found in thick beds or as stalactites.

Uses & applications

Widely used for decorative objects, carved sculptures, bowls, and interior architecture due to its softness and translucency.

Geological facts

Alabaster has been prized since ancient Egyptian and Mesopotamian times for creating intricate ritual vessels and statues.

Field identification & locations

Easily identified by its extreme softness—it can be scratched with a fingernail—and distinct translucent banding.