Biotite-hornblende gneiss
A rock subtype
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Unique Identifiers
Mindat ID:
52699
Long-form identifier:
mindat:1:1:52699:3
GUID
(UUID V4):
(UUID V4):
74b6b37c-e2a6-4070-9460-28969bcca464
Classification of Biotite-hornblende gneiss
- Rock
- Metamorphic rock
- Gneiss
- Hornblende gneiss
- Biotite-hornblende gneiss
- Hornblende gneiss
- Gneiss
- Metamorphic rock
Mineralogy of Biotite-hornblende gneiss
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 |
Internet Links for Biotite-hornblende gneiss
mindat.org URL:
https://www.mindat.org/min-52699.html
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