- granulite facies
- 麻粒岩相
English-Chinese geology dictionary (英汉地质大词典). 2013.
granulite facies
Look at other dictionaries:
granulite facies — One of the major divisions of the mineral facies classification of metamorphic rocks, encompassing rocks that formed under intense temperature pressure conditions (higher than 950°F, or 500°C). The minerals found in the rocks of granulite facies… … Universalium
Granulite — Granulites are fine to medium–grained metamorphic rocks that have experienced high temperatures of metamorphism, composed mainly of feldspars sometimes associated with quartz and anhydrous ferromagnesian minerals, with granoblastic texture and… … Wikipedia
facies — /fay shee eez , sheez/, n., pl. facies. 1. general appearance, as of an animal or vegetable group. 2. Geol. the appearance and characteristics of a sedimentary deposit, esp. as they reflect the conditions and environment of deposition and serve… … Universalium
FACIÈS MINÉRALOGIQUE D’ESKOLA — «Un faciès minéralogique est l’ensemble des roches formées en conditions de pression et de température si semblables qu’une même composition chimique fournisse le même ensemble de minéraux (paragenèse minéralogique) quel que soit le mode de… … Encyclopédie Universelle
Granulite — Une granulite est une roche métamorphique catazonale de haute pression et haute température. Le terme granulite vient du latin granulum, petit grain et du grec lithos, pierre. De structure granuloblastique, elle est composée de quartz et de… … Wikipédia en Français
Metamorphic facies — Eclogite Blueschist Greenschist Prehnite Pumpellyite … Wikipedia
amphibolite facies — One of the major divisions of the mineral facies classification of metamorphic rocks, encompassing rocks that formed under conditions of moderate to high temperatures (950°F, or 500°C, maximum) and pressures. Less intense temperatures and… … Universalium
metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… … Universalium
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
Superior craton — in the west. The western margin extends from northern Minnesota through eastern Manitoba to northwestern Ontario.The formation of the Superior craton is best explained within the context of 2.72 2.68 Ga accretion of small continental plates and… … Wikipedia
Narryer Gneiss Terrane — Stratigraphic range: > 3.3 Ga Satellite image of Jack Hills in the Narryer Gneiss Terrane Type Geological complex Sub units … Wikipedia
