Foid-monzogabbro
A rock classification type
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Unique Identifiers
Mindat ID:
48377
Long-form identifier:
mindat:1:1:48377:7
GUID
(UUID V4):
(UUID V4):
314118db-449c-464b-a5e4-d1856f785c2f
Classification of Foid-monzogabbro
Foid-monzogabbro is in section 13 of the QAPF diagram.
Sub-divisions of Foid-monzogabbro
Mineralogy of Foid-monzogabbro
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. |
| Feldspar > Alkali Feldspar | A subgroup of the Feldspar Group, poor in calcium, and mostly rich in potassium. |
| Feldspathoid | A family of rock-forming minerals consisting of aluminosilicates of sodium, potassium, or calcium and having too ... |
| Mafic minerals | A petrological term for dark, rock-forming minerals rich in magnesium and/or iron. |
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 |
Internet Links for Foid-monzogabbro
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https://www.mindat.org/min-48377.html
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