dolerite การใช้

• The mountains consist of sedimentary layers lying upon a Ferrar Dolerite.
• Dolerite rocks formed during the Jurassic period intrude through this base.
• Dolerite is crushed to use as road metal, and aggregate.
• The pebbles are mostly quartzite, but include dolerite and agate.
• Dolerite has intruded this at Glenugie Peak, and near Banyabba.
• In Tasmania dolerite dominates much of the landscape, particularly alpine areas.
• Halvm錸e鴜a is 12 square kilometres large and consists entirely of dolerite rock.
• Dolerite is also a feature of the geology of the Central Plateau.
• In the batholiths there are quartz-feldspar porphyry and dolerite dykes.
• They intrude the Lower Parmeener Group rocks, and dolerite.
• It is mainly composed of dolerite and basaltic volcanic rocks.
• The effects of quarrying for dolerite can be clearly seen.
• Nearby were thousands of balls of dolerite, a stone harder than granite.
• Cradle Mountain, another dolerite peak, for example, was a nunatak.
• Quartz-dolerite contains many cooling fractures and weathers badly, becoming unstable.
• For example, dolerite axes made at Plussulien have been found in Britain.
• The crushed dolerite ( 1889 1931 ) was used as a road stone.
• Zircon grains in the Cooee Dolerite are from mostly.
• Dolerite ( or diabase ) and lamprophyre dykes intruded.
• The peak is sandstone with dolerite intrusions and is a sharp summit ridge.