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mining

(Encyclopedia)mining, extraction of solid mineral resources from the earth. These resources include ores, which contain commercially valuable amounts of metals, such as iron and aluminum; precious stones, such as d...

Meager, Mount

(Encyclopedia)Meager, Mount, volcano, 8,793 ft (2,680 m) high, SW British Columbia, Canada, 90 mi (150 km) N of Vancouver. It is the northernmost of the Cascade Range volcanoes and the second highest peak of the Mo...

pyroxene

(Encyclopedia)pyroxene pīˈrŏksēn [key], name given to members of a group of widely distributed rock minerals called metasilicates in which magnesium, iron, and calcium, often with aluminum, sodium, lithium, man...

melon

(Encyclopedia)melon, fruit of Cucumis melo, a plant of the family Curcurbitaceae (gourd family) native to Asia and now cultivated extensively in warm regions. There are many varieties, differing in taste, color, an...

Andromeda, in Greek mythology

(Encyclopedia)Andromeda ăndrŏmˈĭdə [key], in Greek mythology, princess of Ethiopia, daughter of King Cepheus, king of Ethiopia, and Cassiopeia. According to most legends Cassiopeia angered Poseidon by saying t...

sodium nitrate

(Encyclopedia)sodium nitrate, chemical compound, NaNO3, a colorless, odorless crystalline compound that closely resembles potassium nitrate (saltpeter or niter) in appearance and chemical properties. It is soluble ...

Capitol Reef National Park

(Encyclopedia)Capitol Reef National Park: 241,904 acres (97,971 hectares), S Utah. The park features a dome-shaped white rock, said to resemble the U.S. Capitol, and a maze of deep canyons, arches, and monoliths cu...

Eleusis

(Encyclopedia)Eleusis ĭlo͞oˈsĭs [key], ancient city of Attica, Greece, 12 mi (20 km) NW of Athens. Through ancient times it was the seat of the Eleusinian Mysteries. There was a large temple to Demeter. The Ele...

Great Sandy Desert

(Encyclopedia)Great Sandy Desert, Australia's second-largest desert, c.110,000 sq mi (284,900 sq km), Western Australia and Northern Territory. Lying between the Tanami Desert (NE) and the Gibson Desert (S), it is ...

dance

(Encyclopedia)dance [Old High Ger. danson=to drag, stretch], the art of precise, expressive, and graceful human movement, traditionally, but not necessarily, performed in accord with musical accompaniment. Dancing ...