amphibole

listen to the pronunciation of amphibole
English - Turkish
amfibol
amfibol kimya ve fizik bakımından piroksenlerden farklı olan bir silikat familyas
English - English
A large group of structurally similar hydrated double silicate minerals, containing various combinations of sodium, calcium, magnesium, iron, and aluminium/aluminum
a mineral or mineral variety belonging to the amphibole group
Any of a group of common rock-forming hydrous silicate minerals. Amphiboles occur in many igneous rocks as minor and major constituents and form the major component in many gneisses and schists. Some highly fibrous forms are collectively called asbestos
The color varies from white to gray, green, brown, and black
It is a silicate of magnesium and calcium, with usually aluminium and iron
{i} (Mineralogy) any of several varieties of common ferromagnesian silicate minerals (such as hornblende and asbestos)
Amphibole is a constituent of many crystalline rocks, as syenite, diorite, most varieties of trachyte, etc
It occurs in monoclinic crystals; also massive, generally with fibrous or columnar structure
A common mineral embracing many varieties varying in color and in composition
Some common varieties are tremolite, actinolite, asbestus, edenite, hornblende (the last name being also used as a general term for the whole species)

Related Terms

amphibole asbestos
Collective term for three highly fibrous (asbestiform) varieties of amphibole: crocidolite, amosite, and actinolite. All have long, silky to splintery fibres with appreciable tensile strength and are of economic importance as asbestos
amphibole group
a group of minerals with similar crystal structures containing a silicate chain and combinations of chiefly sodium and calcium and magnesium and iron and aluminum