Table of ContentsAcknowledgmentsHistory of Cyanide UseCyanide ChemistryCyanide Heap LeachingEnvironmental FactorsAlaskan ConsiderationsCost AnalysesNevada Mine ModelsAlaska Mine ModelsNevada Mill ModelsAlaska Mill ModelsRecoverable Metal ValueSummaryAppendix – Summary of
Table of ContentsAcknowledgmentsGeographic Location and AccessGeologySurficial GeologyRegional GeologyLocal GeologyIgneous PetrologyBiotite GraniteBiotite-Muscovite GraniteZinnwaldite GraniteDike rocksMineralizationDeposit MorphologyAlterationOre MineralogyTin Resource EstimationExploration Assessment StudiesGeochemistry of the Igneous RocksMajor ElementsTrace
Table of ContentsMetal Thiocyanate SystemsThiocyanic Acid and ThiocyanatesDiscussions Metal separations and metal recoveries by ion exchange and solvent extraction of their thiocyanate complexes are widely
Table of ContentsMetal PaymentTreatment DeductionPenalties One of the most frequently asked questions is: “Where is copper (price and usage) going?” I will not attempt to
Table of ContentsCascadesReceiving SumpsDrop Boxes The need to move large tonnages of slurry has grown as mines have become larger. As existing tailing depositories are
Table of ContentsBench-Scale Flotation TestsRougher FlotationCleaning of Rougher ConcentratesPilot Mill OperationMetallurgical ResultsExamination of Rougher Circuit ProductsCleaning of Rougher Concentrates We have been conducting research on
Environmental Setting A basic understanding of the climatic characteristics, geology, surface and groundwater hydrology conditions together with the physical and chemical characteristics of selected mill
Table of ContentsTower Mill CircuitTest ProceduresTower Mill On-Line OperationTower Mill EfficiencyGrinding Kinetics Modeling A Tower mill consists of a vertical grinding vessel provided with a
Dewatering refuse tailings with a belt filter press has not been widely accepted by the Coal Industry. Part of the problem lies with the highly
Tungsten carbide (WC) is chemically a binary compound of tungsten and carbon in the stoichiometric ratio of 93.87% tungsten and 6.13% carbon. However, industrially the