Zircosulfate

Formula: (Zr,Ti)(SO4)2.4H2O

Origin of name: From composition

 

Crystal system: Orthorhombic

Crystal class: 2/m 2/m 2/m

Twinning:

Unit cell: a = 25.92 Å, b = 11.62 Å, c = 5.532 Å

 

Colour: Colourless, white

Diaphaneity: Translucent to transparent

Luster: Dull, earthy

Habit: Compact powdery masses, grains 0.01 to 0.03mm

Hardness: 2.5 to 3

Specific gravity: 2.85

Cleavage: None

Tenacity: 

Streak: White

 

Synonyms/varieties:

 

Comments:

 

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