modern concepts in earth science igneous rocks formed in rift igneous rocks formed above subducting...
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![Page 1: Modern Concepts in Earth Science Igneous Rocks Formed in Rift Igneous Rocks Formed Above Subducting Plate Course 7 – Igneous Rocks](https://reader035.vdocuments.site/reader035/viewer/2022062516/56649da75503460f94a93f59/html5/thumbnails/1.jpg)
Modern Concepts in Earth Science
Igneous RocksFormed in Rift
Igneous RocksFormed Above
Subducting Plate
Course 7 – Igneous Rocks
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Modern Concepts in Earth Science
Extrusive Igneous Rock
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Modern Concepts in Earth Science
Intrusive Igneous Rock
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Modern Concepts in Earth Science
Bowen’s Reaction Series
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Modern Concepts in Earth Science
Igneous Rock Classification by Composition
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Modern Concepts in Earth Science
Gabbro Basalt
Mafic Rocks
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Modern Concepts in Earth Science
AndesiteDiorite
Intermediate Rocks
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Modern Concepts in Earth Science
Granite Rhyolite
Felsic Rocks
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Modern Concepts in Earth Science
Peridotite Komatiite
Ultramafic Rocks
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Modern Concepts in Earth Science
Ternary Diagrams
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Modern Concepts in Earth Science
Modal Classification of Igneous Rocks
(foid)-bearing Trachyte
(foid)-bearing Latite
(foid)-bearing Andesite/Basalt
(Foid)ites
10
60 60
35 65
10
20 20
60 60
F
A P
Q
Rhyolite Dacite
Trachyte LatiteAndesite/Basalt
Phonolite Tephrite
Quartz-richGranitoid
9090
6060
2020Alkali Fs.Quartz Syenite
QuartzSyenite
QuartzMonzonite
QuartzMonzodiorite
Syenite Monzonite Monzodiorite
(Foid)-bearingSyenite
5
10 35 65(Foid)-bearingMonzonite
(Foid)-bearingMonzodiorite
90
Alkali Fs.Syenite
(Foid)-bearingAlkali Fs. Syenite
10
(Foid)Monzosyenite
(Foid) Syenite
(Foid)Monzodiorite
(Foi
d) G
abbr
o
Qtz. Diorite/Qtz. Gabbro
5
10
Diorite/Gabbro/Anorthosite
(Foid)-bearingDiorite/Gabbro
60
(Foid)olites
Quartzolite
Granite Grano-diorite
Tonalite
Alka
li Feld
spar
Gra
nite
Q
A P
F
60Q = Quartz
A = Alkali Feldspar
F = Feldspathoids
P = Plagioclase
VolcanicPlutonic
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Modern Concepts in Earth Science
Igneous Textures
Aphanitic texture - basalt Phaneritic texture - granite
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Modern Concepts in Earth Science
Porphyritic texture - Granite Volcanic Glass - Obsidian
Igneous Textures
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Modern Concepts in Earth Science
Volcaniclastic Rock - Pyroclastic Flows Pegmatite
Igneous Textures
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Modern Concepts in Earth Science
Summary of Igneous Rock Texture and Composition
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Modern Concepts in Earth Science
Continental Large Igneous Provinces
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Modern Concepts in Earth Science
Geothermal Gradient
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Modern Concepts in Earth Science
Melting Temperatures (Dry Igneous Rocks)
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Modern Concepts in Earth Science
Melting Temperatures (Wet Igneous Rocks)
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Modern Concepts in Earth Science
Decompression melting
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Modern Concepts in Earth Science
The Role of Water
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Modern Concepts in Earth Science
Magmatic Differentiation and Assimilation
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Modern Concepts in Earth Science
The Andesite Line
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Modern Concepts in Earth Science
Structure of Oceanic Crust and Formation of Ophiolites
pillow basalt
sheeted diabase dike swarms
gabbro
layered gabbro
mantle peridotite, dunite,
lherzolite, or hartzbergite.