Amphibole definition
Amphibole means a family of silicate minerals characterized by a cross-lined double chain of tetrahedral with a silicon; oxygen ratio of 4:1, by columnar of fibrous prismatic crystals and by good prismatic cleavage in two directions parallel to the crystal faces; Amphibole minerals generally contain iron, magnesium, calcium and aluminum in varying amounts, along with water;
Amphibole means a group of inosilicate minerals, which includes a double-chain of silicon-oxygen tetrahedra, with the general chemical formula A2 B5 (Si,Al)8 O22 (OH)2, where A is mainly Mg, Fe, Ca and Na and where B is mainly Mg, Fe and Al.
Examples of Amphibole in a sentence
Amphibole tends to be the coarsest and occurs as cleavage fragments and stubby prisms up to 500µm.
However, recent studies have revealed that traces of the ▇▇▇▇▇ Amphibole Asbestos (LA) may exist in the soil, duff and tree bark in areas outside of the operating units.