Antsohite
A rock subtype
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A local name for a lamprophyric dyke rock consisting of phenocrysts of biotite in a groundmass of biotite, hornblende and interstitial quartz.
Unique Identifiers
Mindat ID:
50476
Long-form identifier:
mindat:1:1:50476:0
GUID
(UUID V4):
(UUID V4):
a5172e4a-0748-4b60-8fa9-28dcad941273
Classification of Antsohite
Mineralogy of Antsohite
Essential minerals - these are minerals that are required within the classification of this rock:
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 |
Silica > Quartz | SiO2 |