Faceted boulder

Faceted boulder

A boulder that has been ground flat on one or more sides by the action of natural agents, such as by glacier ice, streams, or wind. Compare: faceted pebble.

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Part of Speech: noun
Synonym(s):
Blossary:
Industry/Domain: Mining
Category: General mining; Mineral mining
Government Agency: USBM
Product: Dictionary of Mining, Mineral, & Related Terms - 2nd Edition
Acronym-Abbreviation:

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Related terms

faceted boulder

Mining; General mining; Mineral mining

A boulder that has been ground flat on one or more sides by the action of natural agents, such as by glacier ice, streams, or wind. Compare: faceted pebble.

boulder

Earth science; Mapping science

A large, rounded rock which has been separated from the mass of which it was originally a part. Deeply imbedded boulders may show an exposed surface which, through weathering, ...

boulder

Earth science; Geology

Any loose rock (sediment) larger than 256 millimeters (10 inches).

boulder

Engineering; Coastal engineering

A rounded rock more than 256 mm (10 inch) in diameter; larger than a cobblestone. See soil classification.

boulder

Engineering; Civil engineering

A rock fragment, usually rounded by weathering or abrasion, with an average dimension of 12 inches or more: will not pass a 12-inch screen. A particle of rock that will not pass a ...

boulder

Mining; General mining; Mineral mining

An obsolete term for any large rock mass lying on the surface of the ground or embedded in the soil, differing from the country rock of the region, such as an erratic.

asteroid mining

Mining; General mining

The future industry of sending spacecraft to asteroids in order to harvest their natural resources and bring them back to civilization for use. On April 24th 2012, the first real ...

rock

Mining; General mining

A mineral that forms inside the earth as marble and granite are rocks; a huge amount of stone that forms a cliff or mountain is called as rock.

beryl

Mining; General mining

A greenish mineral that usually lets light shine through it and is found mostly in igneous and metamorphic rocks.

corundum

Mining; General mining

A very hard mineral made mainly of aluminum and oxygen. Rubies and sapphires are types of corundum.

feldspar

Mining; General mining

A mineral that makes up more than 60 percent of the Earth's crust. The pink and white flecks in granite consist of feldspar.

geode

Mining; General mining

A hollow, rounded rock that is lined on the inside with crystals is called geode.

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