Hemimorphite 4.04 ct
11.80 x 8.10 x 3.60 mm
y611

Hemimorphite
Is a Hydrated Zinc Silicate Hydroxide with formula: Zn4 Si2 O7 (OH)2 -H2O The hardness is 4.5-5.Well known among mineral collectors for the nice color and botryoidal shapes.
The most popular material comes from China