Geographic Minerals

Charlesite is a sulfate mineral of the ettringite group. It is a trigonal-ditrigonal pyramidal mineral containing aluminum, boron, calcium, hydrogen, oxygen, silicon, and sulfur. This…

Chapmanite is a rare silicate mineral belonging to the nesosilicate group, discovered in 1924, and named in honor of the late Edward John Chapman (1821–1904),…

Chaoite, or white carbon, is a mineral described as an allotrope of carbon whose existence is disputed. It is a supposed allotrope of carbon whose…

Changbaiite (Formula- PbNb2O) is a member of the oxide mineral class in which the mineral contains oxygen which is grouped along with one or two…

Chamosite is the Fe2+ end member of the chlorite group. It is a greenish grey or black silicate of iron and aluminum. A hydrous aluminum…

Chambersite is a manganese borate mineral with formula: Mn3B7O13Cl. It is a member of the borate mineral series that includes other minerals such as ericaite,…

Challacolloite, formula- KPb2Cl5, is a rare halide mineral. It is a rare monoclinic halide mineral with the chemical formula KPbCl that occurs as white encrustations…

Chalcopyrite is a copper iron sulfide mineral that crystallizes in the tetragonal system. It is a yellow crystalline mineral consisting of a sulfide of copper…

Chalcophyllite is a rare secondary copper arsenate mineral occurring in the oxidized zones of some arsenic-bearing copper deposits. It is named from the Greek words…

Chalcocite, copper(I) sulfide (Cu2S), is an important copper ore mineral. It has been mined for centuries and is one of the most profitable copper ores.…

Chalcanthite, whose name derives from the Greek, chalkos and anthos, meaning copper flower, is a richly colored blue/green water-soluble sulfate mineral CuSO4·5H2O. It is one…

Chaidamuite is a rare zinc – iron sulfate mineral with chemical formula: ZnFe3+(SO4)2(OH)·4H2O. It is a triclinic-pedial mineral contain ing hydrogen, iron, oxygen, sulfur, and…