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Calbuco

(Encyclopedia)Calbuco, active volcano, 6,570 ft (2,003 m), Llanquihue prov., S central Chile, in the Andes on SE shore of Lake Llanquihue, 20 mi (32 km) NE of Puerto Montt. An explosive stratovolcano, Calbuco under...

Saint-Pierre town, Martinique

(Encyclopedia)Saint-Pierre săN pyĕr [key], town (1990 est. pop. 5,550), Martinique, West Indies. Founded by Esnambuc in 1635 and once the chief commercial city of the island, it was engulfed by a mass of flame, l...

Soufrière, volcano, St. Vincent

(Encyclopedia)Soufrière, volcano, 4,048 ft (1,234 m) high, on St. Vincent island, St. Vincent and the Grenadines. On May 7, 1902, the day before the great eruption of Pelée on Martinique island, Soufrière erupte...

Pacaya

(Encyclopedia)Pacaya, volcanic massif, 8,373 ft (2,552 m) high, S central Guatemala, 19 mi (30 km) S of Guatemala City, on the southern edge of the ancient caldera that contains Lake Amatitlán. One of the world's ...

potassium carbonate

(Encyclopedia)potassium carbonate, chemical compound, K2CO3, white, crystalline, deliquescent substance that forms a strongly alkaline water solution. It is available commercially as a white, granular powder common...

Tambora

(Encyclopedia)Tambora tämˈbərə [key], active volcano, N Sumbawa, Nusa Tenggara Barat prov., Indonesia, rising to 9,255 ft (2,821 m). The volcano's 1815 eruption was one of the most destructive in historical tim...

Rock Springs

(Encyclopedia)Rock Springs, city (1990 pop. 19,050), alt. c.6,270 ft (1,910 m), Sweetwater co., SW Wyo., on Bitter Creek; inc. 1888. It is a cattle and sheep shipping point and the center of large natural trona min...

Katmai National Park and Preserve

(Encyclopedia)Katmai National Park and Preserve kătˈmī [key], at the northern end of the Alaska Peninsula on Shelikof Strait, S Alaska, comprising Katmai National Park (3,674,530 acres/1,487,664 hectares) and an...

Eyjafjallajökull

(Encyclopedia)Eyjafjallajökull āˈyäfyätläyöˌkŭtl [key], glacier, S Iceland, near the coast. Roughly 39 sq mi (100 sq km) in area, it covers an active volcano, 5,466 ft (1,666 m) high, also known by the sam...

Paektu, Mount

(Encyclopedia)Paektu or Baekdu, Mount, volcanic peak, 9,003 ft (2,744 m) high, in the Changbai Mts. on the border between North Korea and China. The highest mountain in Korea, it rises from a basalt lava plateau th...