Igneous Rocks

A portfolio of some of the best websites worldwide on igneous rocks, selected for you by a professional geologist. With links to related sites on metamorphic and sedimentary rocks, and mineralogy.

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  One of the main sites for geological information worldwide . This is one of over 50 link pages plus there are many original articles. Try our site specific SEARCH ENGINE to find the information you want or go to our MAIN INDEX page. Or try our site specific ORIGINAL articles, FREE geological stuff, or use our HOMEWORK AND TUTORIAL GUIDE .

 

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Educational Sites
Igneous Rocks *** (1)
Excellent starting point for students, from West's Geology Directory.

Petrography and Petrology *** (2)
Detailed lecture text on Igneous Rocks plus figures.

Pyroclastic Deposits *** (3)
Text with classification and figures. Part of the Minserv website.

Rob's Granite Page *** (4)
Introductory text with links and research data, images and much more. Not just granite, also general rock data.

Tephrabase *** (5)
A database of tephra layers. These are useful in palaeoenvironmental studies.

Igneous Rocks *** (6)
Overall facts with images and pdf files to download.
Igneous Rocks Tour *** (7)
Basic descriptions of igneous rock types including granite, diorite, gabbro, rhyolite andesite and basalt.
Atlas of Igneous and Metamorphic Rocks *** (8)
Images of minerals plus plutonic and volcanic rocks.
Igneous Rocks *** (9)
Image gallery plus minerals in thin sections and definitions.
Igneous Rock Textures ** (10)
Images of.
Igneous rocks ** (11)
Usefull diagram of igneous rock classification.
Igneous Rocks and Volcanoes ** (12)
Slide sets.
Magmatisme et roches magmatiques ** (13)
Basic introduction in French.


Databases
PETROS
Igneous Petrology Databank.PETROS is a worldwide data bank of major element chemical analyses of igneous rocks.
Geochemistry of Igneous Rocks
Comprehensive desciptions and images.


Field Locations
Petrography of a volcanic sequence on the Jos Plateau (Nigeria)
Turkey, Central Anatolian Crystalline Complex
SkjŠkerdalen, Gabbroic intrusive complex, central Norway, mineralogy, petrogenesis and emplacement history
Evje/Iveland, Pegmatite District, Norway.
Oppland Flyke, The minerals in the Miaroles of Granites/Syenites, near Harestua, Norway.
Finland, Mineralogy and Geochemistry of Kimberlites and Related Rocks from Finland.
California, Independence Dikes and Mafic Rocks of the Eastern Sierra.
Southern Iceland, Iceland geological map and numerous field localities featuring volcanic rocks.
California, Smith River. A Virtual Trip Through The Josephine Ophiolite
Carolina, Mount Airy, granite quarry
Idaho,' Craters of the Moon', the largest young basaltic lava field in the United States.
Montana, Crown Butte, Lacolith near Great Falls
Oregon, High Cascades, Mount Hood, 50,000 years of volcanic history (USGS).
Texas, Enchanted Rock,Precambrian granite batholith.
Petrography of a volcanic sequence on the Jos Plateau (Nigeria)
Colorado, Igneous Petrology of the Spanish Peaks
Georgia, Geology of Georgia, granite
Maine, Mount Apatite, minerals, feldspar quarries.
Montana, Crown Butte, Lacolith near Great Falls
New Mexico, Afton Lava Flow in Southern New Mexico near El Paso
Oregon, Cascade Range, Volcanoes, volcanics and regional geology (USGS).
Oregon, High Lava Plains and northern Basin and Range
Washington, Mount St. Helens, Road guide to volcanic deposits.
Washington, Indian Heaven Volcanic Field.
Washington, Fidalgo Island, just west of Mount Vernon, Ophiolite sequence
Texas, Hill Country, Igneous, sedimentary and metamorphic processes.
Carolina, Chapel Hill, Diabase dykes
Isle of Arran, Igneous geology


 

 

 

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