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Definition of Aegirine
1. Noun. (mineral) A mineral with monoclinic crystals with the chemical formula NaFe3+(Si2O6) belonging to the pyroxene group. ¹
¹ Source: wiktionary.com
Definition of Aegirine
1. a green mineral [n -S]
Lexicographical Neighbors of Aegirine
Literary usage of Aegirine
Below you will find example usage of this term as found in modern and/or classical literature:
1. Report by Tasmania Dept. of Mines (1897)
"Numerous black needles obscured by ferrite may represent acmi te or aegirine.
aegirine-TRACHYTE. Sp. gr. 2-61. There are two or three varieties of trachyte, ..."
2. Geologisches Zentralblatt (1908)
"By the action of solutions, aegirine has been ... A crystallographic, and very
complete chemical, description of arfvedsonite and aegirine is given. ..."
3. Report of Meeting by ANZAAS, ANZAAS. (1903)
"Under the microscope the green tint waa found to be due to a fluidal mass of
needles of aegirine, and the rock was referred to aegirine-trachyte. ..."
4. Descriptive Mineralogy by William Shirley Bayley (1917)
"aegirine is greenish black. Its streak is yellowish gray or dark green.
Pleochroism is strong in green and brown tints. Hardness is 6 and density 3.52. ..."
5. Petrology for Students: An Introduction to the Study of Rocks Under the by Alfred Harker (1908)
"Phenocrysts of green aegirine-augite, dark-bordered ... and clear leucite in a
ground- mass of aegirine-augite, nepheline, and sanidine [G. 120]. ..."
6. The American Geologist: A Monthly Journal of Geology and Allied Sciences by Newton Horace Winchell (1904)
"... zone in which the pyroxene is no longer aegirine-augite, ... "If one did not
find all possible gradations between this rock so full of aegirine and the ..."
7. Meddelelser om Grønland (1901)
"The aegirine, on the other hand, is recognizable by its weak pleochroism and ...
It is very probable that the aegirine portions are the result of changes in ..."
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