Botryoidal Chrysocolla/ Gem Silica -Specimen-
Congo
Sale $26.00 $23.40
Gem Silica, Or Botryoidal Chrysocolla ranges in hardness from 2.5 to 7.0 on the mohs scale, so can be brittle. So best to keep it in a safe place. The Aqua Blues in this formation of Chrysocolla is outstanding. Sometimes Malachite a forest green mineral can be present.
Approximate measurements.
5.8cm x 3.5cm x 4cm, 120grams