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How to use augite in a sentence

Looking for sentences and phrases with the word augite? Here are some examples.

Sentence Examples
They typically comprise early olivine and plagioclase, ophitically enclosed by augite, with opaque oxides and apatite.
The cpx is classified as augite based on average composition, and displays a very narrow compositional range.
The most common phenocryst silicate phases are olivine, plagioclase and augite, typically, although not always, appearing in that order.
The volcanics were described by Aghabawa as alkaline basalts, hawaiites and mugearites with plagioclase, olivine and augite as the essential constituents.
Thus the order of phenocryst appearance in Kilauea lavas is olivine, plagioclase, augite whereas in Mauna Loa lavas it is olivine, augite, plagioclase.
All basalt chemical compositions can be plotted in the basalt tetrahedron, which has normative quartz, olivine, nepheline and augite at the apices.
Normal alkali basalt contains olivine and, commonly, a diopsidic or titaniferous augite.
The diopside, jadeite, augite, protoenstatite, and spodumene structures consist of only one chain type.
The rock that forms the heart of Mount Royal contains large black crystals of augite, a variety of pyroxene, proof that it cooled slowly.
The latter form by dehydration melting at less than 10-12 kbar leaving a residue of augite, orthopyroxene, plagioclase and varying amounts of amphibole.
As cooling continues, plagioclase and the pyroxene mineral augite form.
Hedenbergite and augite are typically black.
Among other minerals found in them are biotite, chlorite, tourmaline, epidote, apatite, garnet, hornblende, augite, sphene and pyrites.
The sets of minerals of this skarn include quartz, calcite, grossular, augite, and gypsum.
Mafic volcanic rocks are dominantly basaltic and typically contain augite and plagioclase phenocrysts.
Interstitial augite and pigeonite have in part been altered to amphibole and mica.
They are found in alkalic rocks such as nepheline syenites and phonolites, wherein they are associated with orthoclase, feldspathoids, augite, and sodium-rich amphiboles.
Diallage, either of the two pyroxenes augite and diopside, which have well-developed, close-spaced, parallel partings commonly filled with magnetite or ilmenite.
The small clusters of coarse pyroxene and plagioclase are also found near contacts, including individual large rounded grains of augite.
Good crystals of augite and olivine are also to be obtained in the ash beds of Vesuvius and of many other volcanoes, ancient and modern.
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Examples from Classical Literature
More rarely biotite and augite exhibit the same relations to the plagioclase.
Green augite and hypersthene form a considerable part of these rocks, they may contain also biotite, hornblende and quartz.
Typical nepheline-dolerites are scarce, and consist of idiomorphic augite, surrounded by nepheline.
It was found to contain good crystals of augite and olivine, well striated labradorite, and titaniferous iron ore.
The former consist mainly of plagioclase, leucite and augite, while the latter contain olivine in addition.
Typically they consist of pale green or nearly colourless augite, green hornblende and pink garnet.
It is composed of andesitic lavas of the augite type, is pierced by many fumaroles, and has a crater in the solfatara stage.
The hornblende of granites is usually pale green in section, the augite and enstatite nearly colourless.
The minerals augite and hornblende are double salts of silicic acid, magnesium, and calcium with some ferrous oxide.
Diallage, an altered form of the mineral augite, with a lamellar structure, and a submetallic lustre on its planes of separation.
Many dolerites are porphyritic and carry phenocrysts of olivine, augite and plagioclase felspar.
They are of trachytic appearance, containing phenocysts of sanidine, leucite, augite and biotite.
When the crystals are small, it is often difficult to distinguish hornblende from augite.
The augite is usually brown, but greenish, violet and colourless varieties may occur.
Phonolite is a trachytic rock, composed essentially of sanidine, nepheline, and augite or hornblende.
The augite is mostly a variety of diopside and is only occasionally idiomorphic.
Pyroxene, quartz and augite form the groundmass, as seen in section.
These are distinguished from augite by containing little or no aluminium.
A crystal of augite is shown near the bottom of the drawing.
This is more especially true of chlorite, schorl, hornblende and augite.
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