Royalty is a payment made to the owner of mineral rights for the privilege of extracting minerals from the ground on a lease agreement. Globally, there are three main methods used for the royalty calculation; namely unit ...

The demand for river sand for construction purposes has increased significantly in Sri Lanka in recent years, particularly due to the tsunami disaster that occurred in Dece: eer 2004 and post war period . 'U r 2009. This ...

Quarrying industry in Sri Lanka has expanded widely due to the rapid increase in the demand for basic of quarries are materia] in the construction industry. Thus, large number operating throughout the country. Major ...

A unique carbonate rock developed naturally as a natural barrier presumably appropriate for advanced marine ecosystems including microbiotas in shorelines. A great deal of progress has been made in recent years to ...

Non-destructive subsurface exploration methods could reveal subterranean characteristics with minimal consumption of time and resources. However, validity of such interpretations could vary depending on the appropriate ...

Studies on hydrodynamics are important since the hydrodynamic processes highly contribute to sediment transportation in the coastal regions. Erosion in Uswetakeiyawa coastal region of Sri Lanka has been a significant ...

Gampaha district which has the second largest population in the country consists of many industrial establishments and residential areas. Attanagalu Oya Basin which almost entirely the Gampaha district is a major hydrologic ...

Froth floatation is the only beneficiation technique currently need for low-grade Graphite. Liberation of Graphite from Graphite bearing rocks for the froth flotation is more prominent using wet grinding techniques with ...

A large amount of high-quality titanium ore minerals are required for future development of the titanium industry. Although ilmenite (FeTOs) is a type of low-grade titanium ore, it has a significant utility value in the ...

Rare Earth Elements (REEs) are a set of seventeen chemically similar elements in the periodic table, including fifteen metallic elements of the lanthanide series. Yttrium and Scandium. REEs are significantly used in ...