Vein graphite mining is more often carried out by underground mining in Sri Lanka due to its mode of occurrence. Bogala underground mine is one of the major graphite mines in the country, where overhand cut-and-fill ...

Western Megapolis Project is a massive scale development project. The scale of the project demands huge amount of coarse aggregates for its construction. Most of these projects are concentrated within or on the pheriphery ...

Industrial grade Kaolin deposits in Sri Lanka are located in Boralesgamuwa and Meetiyagoda. Two distinct grades of Kaolin are produced at Meetiyagoda refinery, based on the whiteness index (WI). The presence of iron oxides ...

Settling time is one of the most important parameters in mineral processing industry, to design flow of processing and to define input data rate. It can be defined as a function of average particle settling velocity ...

Serpentine is a mineral rich with Nickel, Chromium, Cobalt and Iron. Weathering of Serpentine rock can liberate such elements into the environment. Excessive exposure to such elements can damage human health by means of ...

Soil nailing is a soil reinforcement technique which is used to stabilize slopes by insertion of slender elements, called nails. When steep slopes are to be stabilized by soil nailing, practical problems are encountered ...

Subsurface exploration is one of the major activities conducted to extract information for Geotechnical applications. Borehole construction is the most common direct exploration technique which provides exact information ...

Quarrying and underground excavations carried out by drilling-and blasting is the most commen technique usued in sri lankan mining practice Although only a small amount of the explosive energy is efficiently utilized in ...