Olivine-gabbro
A rock classification type
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A gabbroid with >5% olivine and >5% pyroxene
Unique Identifiers
Mindat ID:
48281
Long-form identifier:
mindat:1:1:48281:1
GUID
(UUID V4):
(UUID V4):
2e345687-b68c-47aa-9bb2-7c206b7a2319
Classification of Olivine-gabbro
Gabbro is in section 10 of the QAPF diagram.
Sub-divisions of Olivine-gabbro
Mineralogy of Olivine-gabbro
Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Olivine | Commonly used as a synonym for a member of the Fayalite-Forsterite Series, but more generally and properly ... |
Pyroxene | A petrological term for Pyroxene Group. |
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Amphibole > Hornblende | An informal name for dark green to black amphiboles, mostly ferro-hornblende or ... |
Mica > Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Other Language Names for Olivine-gabbro
German:Olivingabbro
Internet Links for Olivine-gabbro
mindat.org URL:
https://www.mindat.org/min-48281.html
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References for Olivine-gabbro
Reference List: