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petrology

(Encyclopedia)petrology, branch of geology specifically concerned with the origin, composition, structure, and properties of rocks, primarily igneous and metamorphic, and secondarily sedimentary. It includes petrog...

metamorphism

(Encyclopedia)metamorphism, in geology, process of change in the structure, texture, or composition of rocks caused by agents of heat, deforming pressure, shearing stress, hot, chemically active fluids, or a combin...

Turner, Tina

(Encyclopedia) Turner, Tina 1939- , African American R&B and rock singer, b. Brownsville, Tn., as Anna Mae Bullock. Turner had a turbulent childhood, with her par...

granite

(Encyclopedia)granite, coarse-grained igneous rock of even texture and light color, composed chiefly of quartz and feldspars. It usually contains small quantities of mica or hornblende, and minor accessory minerals...

quarrying

(Encyclopedia)quarrying, open, or surface, excavation of rock used for various purposes, including construction, ornamentation, road building, and as an industrial raw material. Rock that has been quarried is commo...

Spector, Phil

(Encyclopedia) Spector, Phil (Harvey Philip), 1939-2021, American record producer, b. Bronx, NY. The child of Russian Jewish immigrants, Spector’s father passed awa...

Hogwood, Christopher Jarvis Haley

(Encyclopedia)Hogwood, Christopher Jarvis Haley, 1941–2014, British conductor, musicologist, and harpsichordist, b. Nottingham, grad. Cambridge (1964). He was an leader of the early-music movement, which sought t...

Woodstock, cities, United States

(Encyclopedia)Woodstock. 1 City (1990 pop. 14,353) seat of McHenry co., NE Ill.; inc. 1845. In a grain and dairying area, the city has food processing and produces paper products, medical equipment, machinery, and ...

Price, Lloyd

(Encyclopedia) Price, Lloyd, 1933-2021, b. Kenner, La. Price began his first band at age 18 while also working in construction. Signed to Specialty Records, his firs...

Shankar, Ravi

(Encyclopedia)Shankar, Ravi (Robindra Shankar Chowdhury), 1920–2012, Indian sitarist and composer, b. Varanasi. He was the first Indian instrumentalist to attain an international reputation and is credited with i...