Formula: Na2Ca2(CO3)3
Origin of name: for M. Short, American mineralogist
Crystal system: orthorhombic
Crystal class: mm2
Twinning:
Unit cell:
Colour: colourless to pale yellow
Diaphaneity: transparent
Luster: vitreous
Habit: crystals wedge-shaped, tabular, equant, or short prismatic, to 15 mm, striated
Hardness: 3
Specific gravity: 2.60
Cleavage: 1; {010} distinct
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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