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Nephelinolite

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About NephelinoliteHide

A foidolite where nepheline is the most abundant foid.


Classification of NephelinoliteHide

Foidolite is in section 15 of the QAPF diagram.

Sub-divisions of NephelinoliteHide

Mineralogy of NephelinoliteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspathoid > NephelineNa3K(Al4Si4O16)
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Amphibole > HornblendeAn informal name for dark green to black amphiboles, mostly ferro-hornblende or ...
Mica > BiotiteA series or subgroup of the Mica Group.

Internet Links for NephelinoliteHide

Mineral and/or Locality  
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