Greenschist
Greenschist is a metamorphic rock that forms under low-grade metamorphic conditions. It is named for its green color, which is primarily due to the...
Blueschist
Blueschist is a type of metamorphic rock that forms under high-pressure, low-temperature conditions typically associated with subduction zones in tectonic plate boundaries. It is...
Eclogite
Eclogite is a type of metamorphic rock with distinct mineral composition and texture, typically formed under high-pressure and high-temperature conditions deep within the Earth's...
Fossiliferous Limestone
Fossiliferous limestone is a type of sedimentary rock that contains abundant fossils. It is formed through the accumulation and compression of organic remains, such...
Phosphorite
Phosphorite is a sedimentary rock that contains a high concentration of phosphate minerals. It is the primary source of phosphorus, an essential element for...
Indigo Gabbro (Mystic Merlinite)
Indigo Gabbro, also known as Mystic Merlinite, is a crystal that belongs to the igneous rock family. It is a unique and visually striking...
Granulite
Granulites are a type of high-grade metamorphic rock that forms under conditions of high temperature and pressure. They are characterized by the presence of...
Coquina
Coquina is a sedimentary rock that is primarily composed of fragmented shell and coral debris. The name "coquina" is derived from the Spanish word...
Diatomite
Diatomite, also known as diatomaceous earth, is a naturally occurring, soft, siliceous sedimentary rock that is easily crumbled into a fine white to off-white...
Radiolarite
Radiolarite is a type of sedimentary rock that primarily consists of the microscopic remains of radiolarians, which are single-celled marine microorganisms belonging to the...
Arkose
Arkose is a type of sedimentary rock characterized by its high mineral content of feldspar, particularly orthoclase. It is often considered a type of...
Claystone
Claystone is a sedimentary rock composed primarily of clay-sized particles, which are minerals that are less than 0.004 millimeters in diameter. It belongs to...