granitic gneiss

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• Gneiss — rock Augen gneiss from Rio de Janeiro, Brazil …   Wikipedia

• Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… …   Universalium

• geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …   Universalium

• Litchfieldite — is a rare metamorphosed igneous rock. It is a variety of nepheline syenite and is composed of two near pure phases of feldspar, albite and microcline, with predominance of the first one, plus nepheline, sodalite, cancrinite and calcite. The mafic …   Wikipedia

• Carved Stone Balls — are petrospheres, usually round and rarely oval. They have protruding knobs on the surface, from 3 to 160 in number. Their size is fairly uniform, they date from the late Neolithic to possibly the Iron Age and are mainly found in Scotland. They… …   Wikipedia

• Geology of Minnesota — The geology of Minnesota is the study of the rock, minerals, and soils of the U.S. state of Minnesota, including their formation, development, distribution, and condition. The state s geologic history can be divided into three periods. The first… …   Wikipedia

• Prehistoric Korea — This article is about the prehistory of the Korean Peninsula, from circa 500,000 BCE through 300 BCE. See History of Korea, History of North Korea and History of South Korea for more contemporary accounts of the Korean past. See also Names of… …   Wikipedia

• Neihart, Montana —   Town   Neihart …   Wikipedia

• Geography of Karnataka — The Indian State of Karnataka is located within 11.5 degree North and 18.5 degree North latitudes and 74 degree East and 78.5 degree east longitude. It is situated on a tableland where the Western and Eastern Ghat ranges converge into the Nilgiri …   Wikipedia

• Arctic Cordillera — Geobox | Range name=Arctic Cordillera other name=Arctic Rockies image size=275 image caption=Baffin Mountains at the northern end of Auyuittuq National Park country=Canada region=Labrador region1=Baffin Island region2=Devon Island… …   Wikipedia

• Lac des Iles igneous complex — The Lac des Iles igneous complex of northwestern Ontario is a layered gabbroic intrusion which is the host for the largest palladium orebody in Canada.http://www.infomine.com/minesite/minesite.asp?site=lacdesiles Infomine report on Lac des Iles]… …   Wikipedia