Columbia Encyclopedia
Search results
32 results found
jade
(Encyclopedia)jade, common name for either of two minerals used as gems. The rarer variety of jade is jadeite, a sodium aluminum silicate, NaAl(SiO3)2, usually white or green in color; the green variety is the more...jadeite
(Encyclopedia)jadeite: see jade.nephrite
(Encyclopedia)nephrite: see jade.Aksu
(Encyclopedia)Aksu, city (1994 est. pop. 193,700), SW Xinjiang Uygur Autonomous Region, China, on the Aksu River. The center of an oasis at the foot of the Tian Shan mts., it is a caravan hub on the Old Silk Road. ...Anyang
(Encyclopedia)Anyang än-yäng [key], city (1994 est. pop. 458,400), N Henan prov., China, on the Beijing-Guangzhou RR, in a cotton-growing area. It is an agricultural and trade center with textile mills, coal mine...Myitkyina
(Encyclopedia)Myitkyina myĭtˈchĭnä [key], city (1983 pop. 56,427), capital of Kachin State, N Myanmar, on the Ayeyarwady River. A leading town of N Myanmar, it is a trade center (including teak and jade), the e...amphibole
(Encyclopedia)amphibole ămˈfəbōlˌ [key], any of a group of widely distributed rock-forming minerals, magnesium-iron silicates, often with traces of calcium, aluminum, sodium, titanium, and other elements. The ...Chichicastenango
(Encyclopedia)Chichicastenango chēˌchēkästānängˈgō [key], town, SW Guatemala. In the heart of the highlands, Chichicastenango was a trading town in ancient times. It became the spiritual center of the Quich...Emden
(Encyclopedia)Emden ĕmˈdən [key], city, Lower Saxony, NW Germany, at the mouth of the Ems River, the ter...Wilhelmshaven
(Encyclopedia)Wilhelmshaven vĭlˌhĕlms-häˈfən [key], city (1994 pop. 91,680), Lower Saxony, NW Germany, on Jade Bay, an inlet of the North Sea. It is a major oil port and an industrial center. Manufactures inc...Browse by Subject
- Earth and the Environment +-
- History +-
- Literature and the Arts +-
- Medicine +-
- People +-
- Philosophy and Religion +-
- Places +-
- Africa
- Asia
- Australia and Oceania
- Britain, Ireland, France, and the Low Countries
- Commonwealth of Independent States and the Baltic Nations
- Germany, Scandinavia, and Central Europe
- Latin America and the Caribbean
- Oceans, Continents, and Polar Regions
- Spain, Portugal, Italy, Greece, and the Balkans
- United States, Canada, and Greenland
- Plants and Animals +-
- Science and Technology +-
- Social Sciences and the Law +-
- Sports and Everyday Life +-