Agate is a banded form of finely-grained, microcrystalline Quartz. The lovely color patterns and banding make this translucent gemstone very unique. Agates can have many distinctive styles …

Fire Agate - The Mineral and Gemstone KingdomForm of Agate or Chalcedony that is iridescent with a play of colors or "fire" similar to that of Opal. Fire Agates usually have botryoidal growth …

Sagenite Agate - The Mineral and Gemstone KingdomAgate with acicular or or pointed inclusion s of various minerals. These hair like formations are often arranged in fans or bursts.

Carnelian Agate - The Mineral and Gemstone KingdomBanded form of Carnelian. May be correctly classified both as Carnelian and Agate.

Agate from Hungary from Gyöngyöstarján, HungaryLocality Gyöngyöstarján, Hungary Dimensions 78 x 62 x 23 mm. Specimen Grade B Photograph Tivadar Pécsi « Previous Next » agate …

Very large slice of Orbicular Agate with several concentric circles and a hollow cavity.

Minerals.net Trip to Suffern, N.Y. Agate Deposit This past November, Minerals.net sponsored a field trip for the North Jersey club to an Agate deposit in Suffern, New York. This trip was …

Lake Superior Agate from MichiganPolished slab of Lake Superior Agate with beautiful banding. From an old collection ca. 1890. Locality Michigan Dimensions 7.0 x 5.0 x 0.5 cm. Specimen …

Flint - The Mineral and Gemstone KingdomMassive, uniformly colored form of Chalcedony that is somewhat impure. Flint is well-known for its sharp edges and usage as tools such as …

Botryoidal glossary term at minerals.net educational reference guide