Formula: Na2Mg(CO3)2
Origin of name: For Willhelm Eitel, German-American chemist
Crystal system: Hexagonal
Crystal class: -3
Twinning:
Unit cell:
Colour: Colourless, white
Diaphaneity: Transparent
Luster: Vitreous
Habit: Crystals rhombohedral
Hardness: 3.5
Specific gravity: 2.74
Cleavage: 1; {0001} distinct
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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