Lexic.us

Definition of Amphibole group

1. Noun. 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.

Lexicographical Neighbors of Amphibole Group

Literary usage of Amphibole group

Below you will find example usage of this term as found in modern and/or classical literature:

1. Mineralogy: An Introduction to the Scientific Study of Minerals by Sir Henry A Miers, Henry A[lexander] Miers (1902)
"THE amphibole group The minerals referred to this group are very similar in ... The amphibole group, then, contains minerals which possess a ready cleavage ..."

2. Rock Minerals: Their Chemical and Physical Characters and Their by Joseph Paxson Iddings (1911)
"Members of the amphibole group while crystallizing in three different systems agree in general habit and in having a similar prismatic cleavage of 54° or ..."

3. The Encyclopedia Americana: A Library of Universal Knowledge (1918)
"All the species of the amphibole group have a prismatic cleavage of from 54° to ... The amphibole group is divided into three main sections according to the ..."

4. A Text-book of Mineralogy: With an Extended Treatise on Crystallography and by Edward Salisbury Dana, William Ebenezer Ford (1922)
"The amphibole group embraces a number of species which, while falling in ... The amphibole group, however, is less fully developed, including fewer species, ..."

5. Petrographic Methods: The Authorized English Translation of Part I by Ernst Weinschenk, Robert Watson Clark (1912)
"amphibole group (11) The minerals of the amphibole group have a very perfect cleavage parallel to the prism making an angle of about 124°. ..."

6. The World's Minerals by Leonard James Spencer, William David Hamman (1916)
"THE amphibole group This is another group of isomorphous minerals, which are of importance as constituents of silicate rocks, both those of igneous and of ..."

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