Augite

Augite is a mineral. The mineral's name comes from the Greek word augites, meaning "brightness". However, augites only look shiny some of the time. Most augites…

Augite
Augite
General
CategorySilicate mineral
Formula
(repeating unit)		(Ca,Mg,Fe)SiO3
Identification
ColorPale brown to purplish or greenish brown, also dark grey sometimes
Crystal systemMonoclinic
Cleavage{110} good
Fractureuneven
Mohs scale hardness5 to 6.5
LusterVitreous
StreakGreenish-white
Specific gravity3.19 - 3.56
Refractive indexα = 1.671 - 1.735, β = 1.672 - 1.741, γ = 1.703 - 1.774

Augite is a mineral. The mineral's name comes from the Greek word augites, meaning "brightness". However, augites only look shiny some of the time. Most augites have a dull (dark green, brown or black) color. Augite is a pyroxene.


Related Information : Augite


Augite
Kamis, 2025-05-29 20:47:34

Augite is a mineral. The mineral's name comes from the Greek word augites, meaning "brightness". However, augites only look shiny some of the time. Most...

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Nephelinite
Rabu, 2023-07-26 11:38:52

and clinopyroxene (also augite). Nephelinite is dark and may look like basalt in a hand. However, basalt consists mostly of augite and calcic. This short...

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Diabase
Senin, 2022-03-14 17:15:11

labradorite (about 40% to 70%). Most of the rest is pyroxene minerals (usually augite). Small amounts of hornblende, olivine, magnetite, and quartz are in some...

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Mafic
Jumat, 2018-01-12 13:56:23

minerals include olivine, pyroxene, amphibole, biotite and other micas, augite and the calcium-rich plagioclase feldspars. Common mafic rocks include basalt...

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Hornblende
Rabu, 2025-05-28 19:49:49

greenish-brown, brown or black color. It is most often confused with the minerals augite and biotite mica, both of which are black and can be found in granite. Hornblende...

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Mineral
Selasa, 2024-08-13 10:38:14

(crystalline SiO2), feldspar, mica, chlorite, kaolin, calcite, epidote, olivine, augite, hornblende, magnetite, hematite, limonite and a few other minerals. Some...

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List of minerals
Sabtu, 2016-08-20 16:54:50

Armalcolite Asbestos fibrous serpentine or amphibole minerals Astrophyllite Augite Avalit Aventurine a variety of quartz Axinite (mineral group) Azurite Baddeleyite...

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