felspathic

Definitions

Examples

• 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.