Saibarite
A rock subtype
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A local name for a variety of nepheline-syenite with trachytoidal texture and banded structure consisting of nepheline, aegirine, alkali feldspar and albite, with minor alkali amphibole.
Unique Identifiers
Mindat ID:
50563
Long-form identifier:
mindat:1:1:50563:5
GUID
(UUID V4):
(UUID V4):
949af2d2-639b-45aa-9cf7-379c625de89e
Classification of Saibarite
Foid-syenite is in section 11 of the QAPF diagram.
Mineralogy of Saibarite
Essential minerals - these are minerals that are required within the classification of this rock:
| Feldspar > Alkali Feldspar | A subgroup of the Feldspar Group, poor in calcium, and mostly rich in potassium. |
| Feldspar > Alkali Feldspar > Albite | Na(AlSi3O8) |
| Feldspathoid > Nepheline | Na3K(Al4Si4O16) |
| Pyroxene > Clinopyroxene > Aegirine | NaFe3+Si2O6 |
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
| Alkali amphibole | A petrological term for alkali rich amphiboles. |
Synonyms of Saibarite
Internet Links for Saibarite
mindat.org URL:
https://www.mindat.org/min-50563.html
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