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Pantelleritic trachyte

A rock subtype
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A variety of peralkaline trachyte of TAS field R in which Al2O3 <1.33 x total iron as FeO + 4.4.


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Unique IdentifiersHide

Mindat ID:
48481
Long-form identifier:
mindat:1:1:48481:9

Classification of Pantelleritic trachyteHide

QAPF_V_7.png

Trachyte appears in field 7 in the QAPF diagram.

TAS_T.png

Trachyte is found in field T in the TAS diagram.

Mineralogy of Pantelleritic trachyteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Alkali FeldsparA subgroup of the Feldspar Group, poor in calcium, and mostly rich in potassium.
Feldspar > Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8

Internet Links for Pantelleritic trachyteHide

References for Pantelleritic trachyteHide

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