augite
Americannoun
noun
Other Word Forms
Etymology
Origin of augite
1780–90; < Latin augītis a kind of precious stone < Greek, equivalent to aug ( ḗ ) sunlight + -ītis, feminine of -ītēs -ite 1
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Like obsidian, in fact, their edges are sharp but the shards have an almost twirly shape and lack the crystalline structure of black-colored minerals like augite or tourmaline.
From Salon ● Mar. 4, 2025
Uralite, ū′ral-īt, n. a mineral with the crystalline form of augite and the cleavage and specific gravity of hornblende.—adj.
From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various
It sometimes contains hornblende and augite; and when these last predominate, the trachyte passes into the varieties of trap, called Greenstone, Basalt, Dolorite, &c.
From Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology by Sir Charles Lyell
The hornblende of granites is usually pale green in section, the augite and enstatite nearly colourless.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" by Various
In Minahassa, at the northern extremity, there is a large area of tuffs and agglomerates consisting chiefly of augite andesite, and in this area there are many recent volcanic cones.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 "Cat" to "Celt" by Various
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