Chemical Formula:  Cu₂(NO₃)(OH)₃

Composition:

Copper     52.93% Cu    66.25%  CuO

Hydrogen   1.26% H    11.25% H₂O

Nitrogen     5.83% N     22.49%  N₂O₅

Oxygen     39.98% O

Molecular Weight = 240.12 gm

Cell Dimensions:   a = 5.592, b = 6.075, c = 13.812

Axial Ratios:          a:b:c =0.9204:1:2.2735

Crystal System:    Orthorhombic - Disphenoidal

Space Group:       P 212121 (19)