Basaltic rock is a efficient for long-term solution in carbon dioxide (CO2) sequestration because of its ability to chemically bind CO2 in stable and form a solid mineral, which minimizes the risk of …
WhatsApp: +86 18221755073North-west Peninsular Malaysia including the Langkawi Islands is characterised by a diversity of rocks which range in age from Cambrian to Tertiary. Five distinct centres of mineralization …
WhatsApp: +86 18221755073Langkawi is home to some of the oldest and most fascinating rocks in Malaysia, each telling a unique story of the Earth's past. Age: Over 500 million years old (Cambrian period). Location: …
WhatsApp: +86 18221755073The K-Ar data indicate that in East Pahang and Terengganu there have probably been episodes of basic igneous activity during the Jurassic, Cretaceous and Pleistocene. The potassium-rich …
WhatsApp: +86 18221755073Paleogene-Neogene coals are widespread in Malaysia, cover a wide age spectrum and are considered the source rock of hydrocarbons in Malaysia.
WhatsApp: +86 18221755073In central and eastern Johor, volcanic lavas and pyroclastic rocks are closely associated with granitic rock. In the south of Peninsular Malaysia, the volcanic rocks, especially the lava type, …
WhatsApp: +86 18221755073Potassium-rich volcanism occurring throughout the Alpine-Himalayan belt from Spain to Tibet is characterized by unusually high Th/La ratios, for which several hypotheses …
WhatsApp: +86 18221755073An experimental study on the phase relationships of three potassium rich ultramafic rocks from the Damodar Valley Gondawana basins has been performed under upper mantle P T conditions …
WhatsApp: +86 18221755073Potassic rocks are defined as those in which K 2 O exceeds Na 2 O (wt.% or molar). Ultrapotassic rocks were defined by Foley et al. (1987) as having K 2 O > 3 wt.%, MgO > 3 …
WhatsApp: +86 18221755073The emission of the gamma rays from shales more than other sedimentary rocks, like sandstone, coal, gypsum, salt and carbonate, is due to the presence of radioactive …
WhatsApp: +86 18221755073Potassium-rich volcanism occurring throughout the Alpine-Himalayan belt from Spain to Tibet is characterized by unusually high Th/La ratios, for which several hypotheses have brought no convincing solution.
WhatsApp: +86 18221755073In central and eastern Johor, volcanic lavas and pyroclastic rocks are closely associated with granitic rock. In the south of Peninsular Malaysia, the volcanic rocks, especially the lava type, …
WhatsApp: +86 18221755073The determined SGR activity concentrations are presented in Table 1. The Th, U and K generated values from SGR of Nyalau, Begrih and Liang show close range, with the Tatau and Belaga generating higher radioactive emission. A total of 51 SGR data were collected (Table 1), and the Th/K ratio was calculated and the do…
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