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metamorphic rocks

(Encyclopedia)metamorphic rocks: see rock.

Domino, Fats

(Encyclopedia)Domino, Fats (Antoine Dominique Domino, Jr.), 1928–2017, American rhythm-and-blues singer, pianist, and songwriter of Creole descent, b. New Orleans, ...

Sedona

(Encyclopedia)Sedona, city (2010 pop. 10,031), Coconino and Yavapai co., N Ariz., 22 mi (35 km) SSW of Flagstaff on Oak Creek in the Coconino National Forest; est. 1902, inc. 1988. Tourism is Sedona's main industry...

stratigraphy

(Encyclopedia)stratigraphy, branch of geology specifically concerned with the arrangement of layered rocks (see stratification). Stratigraphy is based on the law of superposition, which states that in a normal sequ...

Holly, Buddy

(Encyclopedia)Holly, Buddy, 1936–59, American rock singer, songwriter, and guitarist, b. Lubbock, Tex., as Charles Hardin Holley. He performed country and western m...

Led Zeppelin

(Encyclopedia)Led Zeppelin, English pop music group formed in 1968 by guitarist Jimmy Page (1944–), singer Robert Plant (1948–), bassist John Paul Jones (1946–), and drummer John “Bonzo” Bonham (1948–80...

pyroclastic flow

(Encyclopedia)pyroclastic flow, turbulent, fluidized mixture of rock, volcanic ash, and hot gas that moves like an avalanche away from a volcanic eruption. A pyroclastic flow may contain a mix of rock fragments ran...

taconite

(Encyclopedia)taconite, low-grade iron ore, a flintlike rock usually containing less than 30% iron. Resistant to drilling and to the extraction of its contained metal, the rock was long considered worthless. Experi...

Garden of the Gods

(Encyclopedia)Garden of the Gods, park, 770 acres (312 hectares), central Colo., near Colorado Springs; noted for its unusual, multicolored rock formations. Narrow-crested sandstone hills and ridges have been erode...

music video

(Encyclopedia)music video, videotaped performance of a recorded popular song, usually accompanied by dance or a fragmentary story and sometimes employing concert footage. Typically three to five minutes long, music...