8 results for 'banded agate'

News & Information (4)

Gemstone Index: Agate(Post)

No gemstone is more creatively striped by nature than agate. This distinct and dramatically banded variety of chalcedony is composed of quartz layers. This composition varies greatly and can be of ma ...

Gemstone Index: Onyx(Post)

Onyx is a striped, semiprecious variety of agate, with white, black, brown or red alternating bands. It is different from regular agate only in that the bands of which it is composed are parallel and ...

Gemstone Index: Jasper(Post)

Jasper is a semiprecious chalcedony (or microcrystalline quartz), and is usually red, brown or green. Its patterns are much less regular and defined than agate, the other chalcedony variety. Another ...

Gemstone Index: Quartz(Post)

Quartz gemstone beads and pendants from Rings & Things: Options include multicolor rutilated quartz, clear rock crystal quartz, rose quartz, smoky quartz, tourmalated quartz, druzy quartz and mor ...