quartzite

quartzite [kwawrt-sahyt] ExamplesWord Origin noun

1. a granular metamorphic rock consisting essentially of quartz in interlocking grains.

Origin of quartzite First recorded in 1840–50; quartz + -ite1 Related formsquartz·it·ic [kwawrt-sit-ik] /kwɔrtˈsɪt ɪk/, adjective Examples from the Web for quartzite Historical Examples of quartzite

For furnace linings, the quartzite or ganister must be exceptionally pure.

The Economic Aspect of Geology

C. K. Leith

Pebbles of the conglomerate are mainly quartz and quartzite.

The Economic Aspect of Geology

C. K. Leith

The magnetic iron ore is associated with hornblende and quartzite.

A Report on Washington Territory

William Henry Ruffner

For them flint and quartzite took the place of bronze, iron, or steel.

Men of the Old Stone Age

Henry Fairfield Osborn

It appears to us from its use to have been either a quartzite or a fissile limestone.

De Re Metallica

Georgius Agricola

British Dictionary definitions for quartzite quartzite noun

1. a very hard metamorphic rock consisting of a mosaic of intergrown quartz crystals
2. a white or grey sandstone composed of quartz

Word Origin and History for quartzite n.

1837, from quartz + -ite.

quartzite in Science quartzite [kwôrt′sīt′]

1. A metamorphic rock consisting entirely of quartz. Quartzite forms when sandstone or chert are heated during metamorphism.