262 results for chalcedony

Moss Agate is so named for its mossy shaped or bush like inclusions. These are usually formed with mineral impurities, and are often growths of iron or manganese oxides. Moss inclusions are gener ...

Polychrome Jasper is a type of chalcedony stone which develops in massive formations. The semiprecious gemstone material was first found on the northwest coast of Madagascar in 2008, while search ...

Kalahari Jasper is an interesting Picture Jasper with mostly brown swirls. It is found in the Kalahari Desert, in South Africa near the Namibia border. Kalahari means "the great thirst". The Kala ...

Noreena Jasper is a semiprecious stone material that comes from Pilbara region of Western Australia. The area is some 700 miles north of the capital, Perth. Noreena Jasper was named after Noreen ...

Fancy Jasper is the colorful jasper found in Maharashtra, India. Jasper is an ornamental rock composed mostly of chalcedony, microcrystalline quartz, in association with other minerals, which giv ...

Petrified Wood is also known as fossilized wood. The name Petrified Wood comes from the Greek root petro meaning "rock" or "stone", so stone wood or wood turned into stone. It is technically a ps ...

Snakeskin Jasper is a semiprecious gemstone material from Australia.  It is found in Turee Creek Station in the Phibara region of western Australia. It is red, orangey red and white ba ...

Sowbelly Amethyst Agate or Vein Amethyst Agate with Silver Dendrites A lovely material with the unfortunate name of Sowbelly Agate, but it is also known as Vein Amethyst or Amethyst Agate. Sowbel ...

Coyamito Agate comes from about 40 miles north of the famous Laguna Agate area. The area is in the state of Chihuahua, in Northern Mexico. Coyamito Agate is well known for its vibrant colors of y ...

Bloodstone is an interesting dark green jasper with tiny red spots from iron oxide. This attractive chalcedony is also known as Heliotrope, which is derived from Greek meaning sun and to turn, becau ...

Mookaite Jasper is a warm, earthy flood of reds, yellows and browns. It is formed as a sedimentary stone in erosion zones and as a filler in cracks. Mookaite Jasper is named for where is wa ...

Deschutes Jasper is a great brown, scenic, porcelain jasper from Oregon. It often has black dendrite inclusions.  Jasper is an opaque form of Chalcedony.  Deschutes Jasper was formed as ...