Cancrinite-diorite
A rock classification type
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Unique Identifiers
Mindat ID:
48363
Long-form identifier:
mindat:1:1:48363:4
GUID
(UUID V4):
(UUID V4):
c7fa8b0a-fbe6-4832-8166-b7346a05df70
Classification of Cancrinite-diorite
Foid-diorite is in section 14 of the QAPF diagram.
Mineralogy of Cancrinite-diorite
Essential minerals - these are minerals that are required within the classification of this rock:
Feldspathoid > Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Mafic minerals | A petrological term for dark, rock-forming minerals rich in magnesium and/or iron. |
Sodic plagioclase | A petrological term for plagioclase feldspars dominant in sodium. |
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 Cancrinite-diorite
mindat.org URL:
https://www.mindat.org/min-48363.html
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