Smoky quartz cluster with black tourmaline and hyalite Peridotite Some of the nodules are

Some of the nodules are hollow and crystal-lined inside similar to a geode

Preferred temperature 65–80°F

The tips have whiter color

Spheres make for a beautiful natural piece of decor

which was hidden beneath a layer of low-quality calcite

Smoky quartz cluster with black tourmaline and hyalite Peridotite Some of the nodules areLocale: Erongo Mountain, Namibia Approx dimensions: 4. 5 x 3. 5 x 3" Approx weight: 488g ** Loose piece on underside The top of this specimen is a smoky quartz cluster, perched on an aggregate of black tourmaline and irregular shards of smoky quartz, coated in hyalite. The largest smoky quartz crystal in this cluster is 3" with lighter color, good clarity, and a faint phantom. The black tourmaline (schorl) is mostly poorly developed, but there is one