Larvikite
Larvikite is a unique and visually striking igneous rock that belongs to the family of feldspar-rich plutonic rocks known as syenites. It is primarily composed of feldspar minerals, particularly oligoclase, […]
Entries by CAI ICIA
Phlogopite
Phlogopite, Afghanistan Phlogopite-Mica-from-Blackburn-Mine-Cantley-Gatineau-County-Quebec-Canada Phlogopite is a member of mica group family of phyllosilicates mineral. Color is a yellow, greenish, or reddish-brown. It is the magnesium endmember of the biotite stable […]
Oceanite (Blue Onyx)
Oceanite, commonly known as Blue Onyx, is a captivating semi-precious gemstone revered for its striking appearance and captivating hues. Composed primarily of cryptocrystalline quartz, Blue Onyx exhibits a mesmerizing blend […]
Abalone Shell
Abalone shells, renowned for their iridescent beauty and durability, are marine mollusk shells primarily found in cold coastal waters worldwide, especially along the coasts of North America, Japan, New Zealand, […]
Sagenite Agate
Sagenite Agate, a fascinating and rare variety of agate, is prized for its intricate needle-like inclusions that form delicate, fern-like patterns within the stone. These inclusions are often made of […]
Coyamito Agate
Among the vast variety of agates found across the world, Coyamito agate holds a special place for collectors and gem enthusiasts due to its vibrant colors, intricate banding, and the […]
Spessartine
Spessartine, also known as spessartite, is a mineral belonging to the garnet group. It is named after the Spessart Forest in Germany, where it was first discovered. Spessartine garnet is […]
Fire Agate
Fire agate is a unique and captivating variety of chalcedony, renowned for its mesmerizing display of iridescent colors reminiscent of flickering flames. This gemstone is highly valued for its striking […]
Quartz
Quartz is one of the most famous minerals on the earth. It occurs in essentially all mineral environments, and is the crucial constituent of many rocks. It is likewise the […]
Amethyst
Purple crystal
Turquoise
Turquoise-pyrite-quartz Turquoise, Bishop Mine, River Manganese District, Campbell County, Virginia, USA Turquoise pebble, made by tumbling the rough rock in a rotating drum with abrasive. Turquoise is a member of […]
Titanite (Sphene)
Titanite, also known as sphene, is a mineral belonging to the nesosilicate group. Its name is derived from the Titans, Greek mythological figures, due to its strong and radiant crystal […]