Wonderful specimen from DR Congo of botryoidal Smithsonite var Cuprian in crystal of extreme luster and in a beautiful and rare deep blue color in different shades. Crystals are present in different sides of the piece as shown by photos Origin: Yanga Kobuenza Deposit, Mfouati, Bouenza Department, DR Congo Size: 7.2 X 7.1 X 6 Cm Weight: 238 Gr Please keep in mind that photos are taken inside a box with LED lights and that the colors may be slightly different. Detail photos are obviously enlarged to show the particularities at their best. If youd nee you can contact us to have videos of the piece taken in daylight