nepheline's Usage Examples:

Leucite and nepheline lavas are here abundant.

Rosenbuschite, hiortdahlite, and some other rare members containing zirconium and fluorine, occur as accessory constituents in the nephelinesyenite of southern Norway.

His turquoise glazes are obtained by using barium carbonate mixed with soda, feldspar and nepheline syenite.

Leucite and nepheline rocks have been found in various parts of the island, especially in the south-west.

1); in others it is scarce and the rocks resemble trachytes containing a little nepheline (trachytoid phonolites).

They are mostly true felspar basalts, but a few contain nepheline in addition to the felspar.

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.

Synonyms:

nephelite, nephelinite, mineral,

Antonyms:

organic,