- chamber pegmatite
- Макаров: камерный пегматит
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr … Wikipedia
mineral deposit — Introduction aggregate of a mineral in an unusually high concentration. About half of the known chemical elements (chemical element) possess some metallic (metal) properties. The term metal, however, is reserved for those chemical… … Universalium
Magma — For other uses, see Magma (disambiguation). Lava flow on Hawaii. Lava is the extrusive equivalent of magma. Magma (from Greek μάγμα paste ) is a mixture of molten rock, volatiles and solids[1] … Wikipedia
igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary … Universalium
Mount Rushmore — For the 1960s rock band, see Mount Rushmore (band). Mount Rushmore National Memorial IUCN Category V (Protected Landscape/Seascape) … Wikipedia
Pyroxenite — A sample of the orthopyroxenite meteorite ALH84001 Pyroxenite is an ultramafic igneous rock consisting essentially of minerals of the pyroxene group, such as augite and diopside, hypersthene, bronzite or enstatite … Wikipedia
Rock microstructure — includes the texture of a rock and the small scale rock structures. The words texture and microstructure are interchangeable, with the latter preferred in modern geological literature. However, texture is still acceptable because it is a useful… … Wikipedia
Uranium mining — The Ranger Uranium Mine in Australia … 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
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium