quartz dolerite

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• Quartz-dolerite — An intrusive rock, similar to dolerite, but with an excess of quartz. Dolerite is similar in composition to basalt, which is eruptive (from volcanoes), and gabbro, which is plutonic. The differing crystal sizes are due to the different rate of… …   Wikipedia

• quartz-dolerite — A variety of dolerite which contains interstitial quartz usually intergrown graphically with feldspar, forming patches of micropegmatite. A dyke rock of worldwide distribution, well represented by the Whin Sill rock in N. England …   Dictionary of automotive terms

• Bannock Burn — The Bannock Burn is a stream ( burn is Scots for stream) which rises in the Touch Hills to the south west of Stirling in central Scotland. The Bannock flows eastward and enters the River Forth to the east of Stirling, close to the site of the… …   Wikipedia

• Stirling Sill — The Stirling Sill is the outcropping of a large quartz dolerite intrusion or sill similar to those which underly a large part of central Scotland, and may be contiguous at great depth. The sill is of very late carboniferous age or more probably… …   Wikipedia

• Abbey Craig — Infobox Mountain Name = Abbey Craig Photo = Wfm wallace monument.jpg Caption = Wallace Monument on the summit of Abbey Craig Elevation = 111 m (364 ft) Location = Ochil Hills, Scotland Range = Prominence = Coordinates = Topographic OS Landranger… …   Wikipedia

• Whin Sill — noun A sheet of intrusive quartz dolerite or quartz basalt exposed almost continuously for nearly 200 miles from the Farne Islands to Middleton in Teesdale • • • Main Entry: ↑whinstone …   Useful english dictionary

• Stirling — infobox UK place country = Scotland official name= Stirling gaelic name= Sruighlea scots name= Stirlin population= 41,243 (2001 Census) os grid reference= NS795935 unitary scotland= Stirling lieutenancy scotland= Stirling and Falkirk constituency …   Wikipedia

• Stirling Castle — Stirling, Scotland GB grid reference NS789940 …   Wikipedia

• Tillicoultry — infobox UK place country = Scotland official name= Tillicoultry population= 5221 os grid reference= NS9180696986 map type= Scotland latitude=56.153333 longitude= 3.741944 gaelic name= Tulach Cultaire scots name= Tillicoultry, Tilly unitary… …   Wikipedia

• Ochil Fault — A view of the scarp face of the Ochils from the Wallace Monument, facing east. The Ochil Fault is the geological feature which defines the southern edge of the Ochil Hills escarpment, Scotland. North of the fault, Devonian lava flows and… …   Wikipedia

• Geology of England — The Geology of England is mainly sedimentary. The youngest rocks are in the south east around London, progressing in age in a north westerly direction. [ [http://www.soton.ac.uk/ imw/Geology Britain.htm Southampton University] retrieved 21/1/07]… …   Wikipedia