Clinochalcomenite

Formula:  CuSeO₃ ^. 2H₂O

Origin of name:  From monoclinic and chalcomenite

Crystal system:  Monoclinic

Crystal class:  2/m

Twinning:

Unit cell:

Colour:  Blue-green

Diaphaneity:  Transparent

Luster:  Vitreous

Habit:  Crystals prismatic, elongated, striated parallel to c-axis, tiny

Hardness:  2

Specific gravity:  3.28

Cleavage:  1; {110} perfect

Tenacity:

Streak:

Synonyms/varieties:

Comments:  Dimorphous with chalcomenite