Accurate characterisation of rock porosity is essential for assessing its strength and durability. This study explores both conventional and image analysis methods for determining rock porosity of two types of rocks, Bibai ...

Aruwakkalu limestone quarry in Sri Lanka, owned and operated by Siam City Cement (Lanka) Limited, is one of the largest limestone deposits in Sri Lanka. Since the limestone deposit is seated in a shallow depth, it is being ...

Landslides being an abundant source of risk prevailing worldwide, the mountainous regions in the central part of Sri Lanka, experience numerous slope failures throughout the year. Many such slope failures have been reported ...

There is a potential to enhance both the efficiency and the quantity of explosives in limestone excavation utilising deck charge patterns in the Aruwakkalu limestone quarry in Sri Lanka. To achieve this a series of ...

Aggregate quarry products have long been essential to the construction sector. These aggregate products are produced by blasting the in-situ rock at quarries and subjecting it to primary and secondary crushing. There is a ...

Serpentinite deposits are well known for their natural enrichments of heavy metals (Ni, Cr, Co) and depletions of macro nutrients (Ca, Mg), which have caused different ecological and health impacts in the surrounding areas. ...

Placer mineral exploration includes mapping underlying strata extensively. There are numerous exploration techniques, including electric and gamma logging, shallow vertical drill holes, exploratory trenches, and pits. Due ...

Heavy metals accumulate in the sediments of aquatic environments due to poor water solubility. Their toxic effect poses a significant threat to living organisms. Negombo Lagoon, a vital aquatic ecosystem in Sri Lanka, has ...

Sri Lanka is the only country in the world known to extract and produce commercially viable quantities of natural crystalline vein graphite. Currently Bogala Graphite mines and Kahatagaha Graphite mines are famous underground ...