Browsing ISERME - 2020 by Subject "Acid leaching"

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  • Feasibility of extraction of cerium dioxide (CeO2) from monazite at Pulmoddai 
    Rasanjalee, PHAU; Delaksana, S; Sampath, MD; Dushyantha, NP; Batapola, NM; Dissanayake, DMDOK; Rohitha, LPS [Conference-Full-text]
    Monazite concentration in Pulmoddai mineral sand deposit in Sri Lanka is 1.38%. Its Rare Earth Elements (REE) composition is about 61%. Currently, only heavy minerals are separated and cerium rich monazite is discarded. ...
  • Selective precipitation of lanthanum and neodymium oxides from pulmoddai monazite, sri lanka 
    Udayakantha, KGI; Chameera, SADK; Kulogin, S; Rohitha, LPS; Dissanayake, DMDOK [Conference-Abstract]
    Pulmoddai is the largest known deposit of heavy mineral sand in Sri Lanka. Because of the high concentration of Rare earth elements (REEs), Pulmoddai deposit’s value is considered to be economically enhanced by extracting ...