arenaceous quartz

См. также в других словарях:

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

• Schist — The schists constitute a group of medium grade metamorphic rocks, chiefly notable for the preponderance of lamellar minerals such as micas, chlorite, talc, hornblende, graphite, and others. Quartz often occurs in drawn out grains to such an… …   Wikipedia

• Geology of Alderley Edge — Infobox Mountain Name = Alderley Edge Photo = Stormy Point 1993.jpg Caption = Stormy Point Elevation = 183 m (600 ft) Location = Cheshire, ENG Range = Prominence = Coordinates = Topographic OS Landranger 118 Grid ref UK = SJ870760 Grid ref… …   Wikipedia

• Greywacke — (German grauwacke , signifying a grey, earthy rock) is a variety of sandstone generally characterized by its hardness, dark color, and poorly sorted, angular grains of quartz, feldspar, and small rock fragments set in a compact, clay fine matrix …   Wikipedia

• Gascoyne Complex — The Gascoyne Complex is a terrane of Proterozoic granite and metamorphic rock in the central western part of Western Australia. The complex outcrops at the exposed western end of the Capricorn Orogen, a 1,000 km long arcuate belt of folded,… …   Wikipedia

• Old Port Formation — Stratigraphic range: Early Devonian Ridgeley Member of the Old Port Formation Type sedimentary Unit of …   Wikipedia

• ASIE - Géographie physique — L’Asie est le plus vaste des continents: 44 millions de kilomètres carrés. Elle s’étend sur 75 degrés de latitude et, en tenant compte des îles, sur 92 degrés (de la Severnaïa Zemlia, ou Terre du Nord, 810 de latitude nord, à l’île Roti, 110 de… …   Encyclopédie Universelle