Spider quartz!! Rare Hollandite in Quartz Crystal Silver Pendant from Madagascar - 0.8" - 4.78 Grams bracelet A very nice malachite pendant

A very nice malachite pendant from Congo

9 Centimeters long with hook

Rattanakiri Province

Nearly all are in perfect condition

This is a rare pale green botryoidal Wavellite cluster with many crystals in great condition from USA

Spider quartz!! Rare Hollandite in Quartz Crystal Silver Pendant from Madagascar - 0.8" - 4.78 Grams bracelet A very nice malachite pendantThis is a very nice terminated Quartz filled with Hollandite crystals silver pendant from Madagascar. Fine star Hollandite inclusions. Among the numerous inclusions and varieties of quartz, barium and manganese oxide, called Hollandite, is one of the most unusual. In fact, these inclusions have the particularity of forming tiny grey to black stars that measure a few millimetres in diameter. Quartz with inclusions of hollandite was discovered in