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Lardalite

A rock subtype
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A local name for a coarse-grained variety of nepheline syenite characterized by rhomb-shaped alkali or ternary feldspar crystals and large crystals of nepheline.


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Unique IdentifiersHide

Mindat ID:
52141
Long-form identifier:
mindat:1:1:52141:1

Classification of LardaliteHide

Mineralogy of LardaliteHide

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.
Feldspathoid > NephelineNa3K(Al4Si4O16)

Synonyms of LardaliteHide

Internet Links for LardaliteHide

References for LardaliteHide

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