felspathic

or fel·spath·ose

[ fel-spath-ik ]

Phonetic (Standard)IPA

adjective

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Sienite and feldspar succeeded in our descent to the snow line, where we found a felspathic granite.

When a fragmental rock is composed chiefly of rocks belonging to the acidic group, we say it is felspathic.

The tuff consists of white felspathic mud, with fragments of slate and lava, reaching a depth in some places of 150 feet.

The glaze is always felspathic, and is said to be less vitreous than that of China.

Clay is formed from the disintegration of felspathic rocks, by the combined action of air and water.

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