Columbia Encyclopedia

Search results

500 results found

jasper, type of quartz

(Encyclopedia)jasper, opaque, impure cryptocrystalline quartz, usually red, but also yellow, green, and grayish blue. It is used as a gem. Ribbon jasper has the colors in stripes. ...

bloodstone

(Encyclopedia)bloodstone or heliotrope, green chalcedony spotted with red, used as a gem stone. It is found in India, the United States, Brazil, and Australia. ...

Ishikawa

(Encyclopedia)Ishikawa ēshēˈkäwä [key], prefecture, 1,619 sq mi (4,193 sq km), central Honshu, Japan. The ...

Mount Olympus

(Encyclopedia)Mount Olympus: see Cyprus; Olympic Mountains; Olympus. ...

Ymir

(Encyclopedia)Ymir ēˈmĕr [key], in Norse mythology, primeval giant and progenitor of a race of giants. Odin and his brothers slew Ymir; from his skull they fashioned the sky, from his flesh the earth, from his b...

Pulangi

(Encyclopedia)Pulangi po͞olängˈgē [key], river, c.200 mi (320 km) long, rising in the mountains of N Mindanao, the Philippines, and flowing SW to Liguasan Marsh. As the Mindanao River, it flows NW to Illana Bay...

Medicine Bow Mountains

(Encyclopedia)Medicine Bow Mountains, outlying eastern range of the Rocky Mts., SE Wyo. and N Colo. It extends from Medicine Bow town, Wyo., NW of Laramie, southward c.100 mi (160 km) to Cameron Pass, Colo. Peaks i...

Saint Elias Mountains

(Encyclopedia)Saint Elias Mountains, section of the Coast Ranges, SW Yukon, Canada, and SE Alaska, rising to 19,551 ft (5,959 m) at Mt. Logan, Canada's highest peak. Kluane National Park is there. ...

San Bernardino Mountains

(Encyclopedia)San Bernardino Mountains, part of the Coast Range, S Calif., extending c.60 mi (100 km) NW and SE through San Bernardino and Riverside counties. Notable peaks are San Bernardino Mt. (10,630 ft/3,240 m...

Iruma

(Encyclopedia)Iruma ēro͞oˈmä [key], city, Saitama prefecture, central Honshu, Japan, on the Iruma River...
 

Browse by Subject