Search

Search results

Displaying 81 - 90

Augustine Island

(Encyclopedia) Augustine IslandAugustine Islandôˈgəstēn, –tĭn; ôgŭsˈtĭn [key], unihabited volcanic island, S Alaska, in Kamishak Bay at mouth of Cook Inlet. The active Augustine (or St. Augustine)…

volcano

(Encyclopedia) volcano, vents or fissures in the earth's crust through which gases, molten rock, or lava, and solid fragments are discharged. Their study is called volcanology. The term volcano is…

Dolomieu, Déodat Guy Silvain Tancrède Gratet de

(Encyclopedia) Dolomieu, Déodat Guy Silvain Tancrède Gratet deDolomieu, Déodat Guy Silvain Tancrède Gratet dedāôdäˈ gē sēlvăNˈ täNkrĕdˈ grätāˈ də dôlômyöˈ [key], 1750–1801, French geologist. He…

Kikai Caldera

(Encyclopedia) Kikai Caldera, massive caldera, c.12 mi (19 km) in diameter, Ryukyu Islands, Kagoshima Prefecture, Japan. Located c.30 mi (48 km) from the southern tip of the densely populated major…

Telford

(Encyclopedia) Telford, town (1991 pop. 28,645), Telford and Wrekin, W England. It was originally designated a new town in 1963 as Dawley but was enlarged and renamed in 1968. Telford was established…

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…

Savai'i

(Encyclopedia) Savai'iSavai'isävīˈē [key], volcanic island (1981 pop. 43,150), Samoa. It is the largest (c.700 sq mi/1,810 sq km) and most westerly of the Samoan islands. Savai'i, fertile and…

lava

(Encyclopedia) lavalavaläˈvə [key], molten rock that erupts on the earth's surface, either on land or under the ocean, by a volcano or through a fissure. It solidifies into igneous rock that is also…

Sierra Madre, mountain system, Mexico

(Encyclopedia) Sierra MadreSierra Madresyāˈrä mäˈᵺrā [key], chief mountain system of Mexico, consisting of the Sierra Madre Oriental, the Sierra Madre Occidental, and the Sierra Madre del Sur and…

astrobleme

(Encyclopedia) astroblemeastroblemeăsˈtrōblēmˌ [key], large, circular structure ranging from c.1&fslsh;2 mi to 40 mi (.8–64 km) in diameter. Astroblemes are found at numerous places on the earth'…