A form of dolerite, known as bluestone, is one of the materials used in the construction of Stonehenge. Diabase also serves as local building stone. In Tasmania, where it is one of the most common rocks found, it is used for building, for landscaping and to erect dry-stone farm walls. See more Diabase , also called dolerite (/ˈdɒl.əˌraɪt/) or microgabbro, is a mafic, holocrystalline, subvolcanic rock equivalent to volcanic basalt or plutonic gabbro. Diabase dikes and sills are typically shallow intrusive bodies and often exhibit … See more Diabase is usually found in smaller, relatively shallow intrusive bodies such as dikes and sills. Diabase dikes occur in regions of crustal extension and often occur in See more • List of rock types See more Diabase normally has a fine but visible texture of euhedral lath-shaped plagioclase crystals (62%) set in a finer matrix of clinopyroxene, typically augite (20–29%), with minor See more Diabase is crushed and used as a construction aggregate for road beds, buildings, railroad beds (rail ballast), and within dams and … See more • Collection of dikes in the Fish River Canyon, Namibia See more WebJun 18, 2024 · • Dolerite are used in monumental masonry,building material,concrete aggregate, paving stone, road stone, road stones and ornamental stones. UsesUses 15. …
Dolerite Definition & Meaning Dictionary.com
WebNov 29, 2009 · What are the uses of Dolerite? Dolerite is a heavy rock it is used for road stones. What does dolerite mean? A dolerite occurs in dikes and sills. These are dark, … WebJan 1, 2013 · This paper looks at a particular rock type: dolerite, which is found in appreciable quantity in all the geological terrains of Cross River State and can serve as … tn1310r5a1
Rock - Physical properties Britannica
WebOct 1, 2024 · Dolerite is an igneous rock type, similar in origin to rhyolite but with a composition closer to basalt as it contains a higher proportion of iron and magnesium, giving it a darker colouring. It typically forms slabs … WebBasalt, dolerite (and some other igneous rocks), and greywacke fulfil all six criteria and so are the best rocks to use for the wearing course, but their outcrops are not evenly distributed so transport costs are high. Rocks that are very poor are shale and oolitic limestone. Flint is very strong but would not be a good rock to use. WebPitchstone. Dolerite is the medium grained, intrusive, equivalent of a basalt (link to basalts). It usually occurs as dykes, plugs or sills. Being intruded into country rocks at shallow … tmsl it