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Mid-ocean-ridge basalt
A rock subtype
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A variety of low-K tholeiitic basalt, low in Ti, erupted at mid-ocean ridges consisting of Mg-olivine, Ca-rich clinopyroxene, plagioclase, titanomagnetite and variable amounts of pale brown glass.
Pigeonite and ilmenite occur occasionally.
Pigeonite and ilmenite occur occasionally.
Unique Identifiers
Mindat ID:
48500
Long-form identifier:
mindat:1:1:48500:3
Classification of Mid-ocean-ridge basalt
Mid-ocean-ridge basalt is found in field B in the TAS diagram.
Mineralogy of Mid-ocean-ridge basalt
Essential minerals - these are minerals that are required within the classification of this rock:
| Calcic plagioclase | A petrological term for plagioclase series feldspars dominant in calcium. |
| Pyroxene | A petrological term for Pyroxene Group. |
Pronunciation of Mid-ocean-ridge basalt
Pronunciation:
| Play | Recorded by | Country |
|---|---|---|
| Jolyon Ralph | United Kingdom |
Synonyms of Mid-ocean-ridge basalt
Internet Links for Mid-ocean-ridge basalt
mindat.org URL:
https://www.mindat.org/min-48500.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Mid-ocean-ridge basalt
Reference List:
Le Maitre, R. W. - Ed. (2002) Igneous Rocks - A Classification and Glossary of Terms (2nd ed.) Cambridge University Press. doi:10.1017/cbo9780511535581
Lorin Fassbender, Marc, Hannington, Mark, Thomas Baxter, Alan, Diekrup, David, Stewart, Margaret, Alexander Brandl, Philipp (2024) Geochemical Signatures of Mafic Volcanic Rocks in Modern Oceanic Settings and Implications for Archean Mafic Magmatism. Economic Geology, 119 (2) 445-470 doi:10.5382/econgeo.5044
