Nepheline sentence example

nepheline
  • They are mostly true felspar basalts, but a few contain nepheline in addition to the felspar.
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  • Leucite and nepheline lavas are here abundant.
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  • Nepheline basalts and liparites occur at Dombe Grande.
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  • Kaolin and muscovite are formed principally after felspar (and the felspars are the commonest minerals of all crystalline rocks); also from nepheline, leucite, scapolite and a variety of other rock-forming minerals.
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  • Leucite and nepheline rocks have been found in various parts of the island, especially in the south-west.
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  • His turquoise glazes are obtained by using barium carbonate mixed with soda, feldspar and nepheline syenite.
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