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Agmatitic gneiss

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This is a breccia-like gneiss, typically with angular blocks of amphibolite in a quartzo-feldspathic matrix (an agmatitic texture).


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Classification of Agmatitic gneissHide

Mineralogy of Agmatitic gneissHide

Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
FeldsparA petrological term for Feldspar Group.
Silica > QuartzSiO2

Internet Links for Agmatitic gneissHide

Mineral and/or Locality  
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