Pay in 4 interest-free payments of $38.75 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
often overgrowing smoky quartz crystals in groups of parallel-grown crystals
strains of it have been found in the Americas — as far north as Canada and as far south as Chile and Argentina
Some of the largest crystals ever found are of selenite
A semiconductor
Carnelian Jasper Moon pendant #6
Agate Sea Shell carving C xLg Dragon often overgrowing smoky quartz crystalsAgate is a rock consisting primarily of cryptocrystalline silica, chiefly chalcedony, alternating with microgranular quartz. Agate is a translucent variety of microcrystalline quartz. It is used as a semiprecious stone when it is of desirable quality and color. Agate generally forms by the deposition of silica from groundwater in the cavities of igneous rocks. These structures produce the banded patterns that are characteristic of many agates. Agate