Aggregate | The Dolomite Group
Dolomite’s aggregate facilities and reserves are located throughout Rochester and the Southern Tier and serve local markets, keeping transportation costs down for our customers. Since 1920, Dolomite has been an important and responsible member of the community. Were highly respected for our reclamation activities.
dolerite aggregate - nationwideelec.co.za
The Karoo Dolerite Suite in South Africa is an important source of road construction aggregates both as natural gravel aggregate and as a crushed rock aggregate. The reason for this is the wide distribution of the suite throughout the Karoo Supergroup, which is …
Diabase - Wikipedia
Diabase (/ ˈdaɪ.əbeɪs /) or dolerite 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 fine grained to aphanitic chilled …
Superior Quality Hard Rock Dolerite Aggregates Readily ...
Superior Quality Hard Rock Dolerite Aggregates Readily Available From Howard Quarry Good dolerite sources are being systematically depleted and quality aggregates produced from this igneous rock...
The Stabilization of Weathered Dolerite Aggregates with ...
Dolerite is a medium grained igneous rock with composition similar to basalt and is usually found in dykes or sills. The physical and stone properties of dolerite make it a versatile material, which can be used as a crushed aggregate in producing concrete and as a road subbase [ 7 ].
(PDF) The Stabilization of Weathered Dolerite Aggregates ...
The Stabilization of Weathered Dolerite Aggregates with Cement, Lime, and Lime Fly Ash for Pavement Construction.pdf Available via license: CC BY 3.0 Content may be subject to copyright.
use of dolerite in concrete
The physical and stone properties of dolerite make it a versatile material, which can be used as a crushed aggregate in producing concrete and as a road subbase. Dolerite is a difficult rock to deal with because it can possess good physical and mechanical properties while its stone and mineralogical compositions could be problematic.
Division of Mines and Mineral Resources - Report 1991/22
Dolerite, an igneous rock, is exposed over half of Tasmania. The good physical and stone properties of the rock make it suitable fora wide variety of uses. Crushed rock is used as aggregate in concrete, as road sub-base and in flush seals, as facing stone in building construction, and as …
Aggregate - AfriSam
Aggregate operations including the plant laboratories have ISO 9001 certifi cation, ... Dolerite SUB-NI GEL Reef q uartzite Z EE KOEWATER f elsite Concrete aggregate 22mm 13,2 9,5 6,7 Crusher sand Unwashed Washed-5mm Washed-6mm-8mm Base G1 G2 …
Aggregates | Longcliffe
Aggregates. Limestone aggregates make up a large part of our operations. We supply various grades, including washed and screened aggregates for concrete applications as well as hand-selected gabion and walling stone for landscaping projects.
Mundic Info | Petrolab
This aggregate is made up from a mixture of medium-grained dolerite, with relict ophitic texture (mgd) and fine-grained aphyric and plagioclase-phyric rocks (fgd). There are also small amounts of vein quartz and calcite and chloritic veinstones.
Quarries - Hazell Bros
Leslie Vale quarry can produce close to 1M tonnes of crushed dolerite per annum, as well as other materials including white rock and decomposed dolerite. Our developing Long Hill and Raeburn quarries provide rich sources of dolerite and basalt respectively.
Research Article The Stabilization of Weathered Dolerite ...
Dolerite is a medium grained igneous rock with compo- sitionsimilartobasaltandisusuallyfoundindykesorsills. e physical and stone properties of dolerite make it a versatile material, which can be used as a crushed aggregate in producing concrete and as a …
Sabinet | The use of crushed Karoo dolerite aggregate in ...
The general suitability and durability in engineering applications of coarse aggregated derived from Karoo dolerite in KwaZulu-Natal is evaluated. Variability is identified as being related to the igneous mineralogy and geological history, particularly in regard to weathering and mineralogical alteration of the rock.
Our Aggregates | Lafarge in South Africa - Cement ...
Our Aggregates Aggregates refer to fragments of rock, sand, and gravel. They are obtained through surface mining, or quarrying, where large rock formations are drilled, blasted, and processed into smaller rocks and sand. Aggregates are an essential component in a wide range of concrete applications, and Lafarge South Africa offers a wide range of them to meet your construction
dolorite crush aggregate - Strzelnica-Starachowice
can crushed dolorite be made into concrete ... The two principal types of aggregate are crushed rock (limestone, igneous rock and sandstone) and sand and gravel. ... shrinkage, carbonaceous matter (≥S%) assists firing. cement. limestone, argillaceous limestone, often mixed with clay: limestone converted to lime by calcining in kiln, product ...
Comparative Evaluation of Dolerite and Syenite as Crushed ...
Also, the ferromagnesian minerals of the dolerite are prone to deteriorate badly under harsh environment. The typically elongate and angular aggregate shape of dolerite aggregate meant poor mix workability and more cement requirement for a given strength than the less angular syenite aggregate.
Construction aggregates | Aggregate Industries
About Aggregate Industries. We’re at the frontline of the construction and infrastructure industries, producing and supplying an array of construction materials. With over 200 sites and more than 3900 dedicated employees, we’re home to everything from aggregates, asphalt, ready-mixed concrete and precast concrete products.