Parascholzite

Formula: CaZn₂(PO₄)₂.2H₂O

Origin of name: from Greek para = similar and scholzite

Crystal system: monoclinic

Crystal class: m opr 2/m

Twinning: common on {100} polysynthetic

Unit cell: a = 17.86 Å, b = 7.42 Å, c = 6.67 Å, b = 106.5°

Colour: white to colourless

Diaphaneity: 

Luster: vitreous

Habit: crystals tabular prismatic, twinned

Hardness: 4

Specific gravity: 3.12

Cleavage: 1; {100} parting

Tenacity: 

Streak: white

Synonyms/varieties:

Comments: dimorphous with scholzite