Lexic.us

Definition of Amphibole

1. Noun. A mineral or mineral variety belonging to the amphibole group.

Definition of Amphibole

1. n. A common mineral embracing many varieties varying in color and in composition. It occurs in monoclinic crystals; also massive, generally with fibrous or columnar structure. The color varies from white to gray, green, brown, and black. It is a silicate of magnesium and calcium, with usually aluminium and iron. Some common varieties are tremolite, actinolite, asbestus, edenite, hornblende (the last name being also used as a general term for the whole species). Amphibole is a constituent of many crystalline rocks, as syenite, diorite, most varieties of trachyte, etc. See Hornblende.

Definition of Amphibole

1. Noun. (geology) A large group of structurally similar hydrated double silicate minerals, containing various combinations of sodium, calcium, magnesium, iron, and aluminium/aluminum ¹

¹ Source: wiktionary.com

Definition of Amphibole

1. [n -S]

Medical Definition of Amphibole

1. A common mineral embracing many varieties varying in colour and in composition. It occurs in monoclinic crystals; also massive, generally with fibrous or columnar structure. The colour varies from white to gray, green, brown, and black. It is a silicate of magnesium and calcium, with usually aluminium and iron. Some common varieties are tremolite, actinolite, asbestus, edenite, hornblende (the last name being also used as a general term for the whole species). Amphibole is a constituent of many crystalline rocks, as syenite, diorite, most varieties of trachyte, etc. See Hornblende. Origin: Gr. Doubtful, equivocal, fr. To throw round, to doubt: cf. F. Amphibole. Hauy so named the genus from the great variety of colour and composition assumed by the mineral. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Amphibole

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