They can occur as individual crystals or as aggregates

Here we have for you a nice looking tumbled individual of a Sahara Desert NWA unclassified meteorite weighing 75

There are rarer colors of pink

weighing 115 grams and measuring 91x39x22mm

with dimensions of 30x20x14 mm

Galena Crystal Cluster | Octahedron Shape | 459.1 grams | Illinois | SO24 Emerald They can occur as individualGalena is a mineral composed of lead sulfide (PbS) with a cubic crystal structure. It has a silver gray color with a metallic luster and the crystals have formed in the octahedron shape. Galena is historically significant as a source of lead, used in various applications, and is still important in modern industries. It is found globally, often associated with minerals like sphalerite and pyrite. Name: Galena Specimen Size: Cabinet Sized Dimensions: