Coal Geology and Mining: Consulting Services
Geological Consulting, Data Analysis: hydrogeology, geochemistry and mineral resources, contact:Ankan Basu, PG/CPG, Hyrogeologist/Geochemist
October 22, 2010 (Coal Geology) Silver (Ag) occurs naturally in its pure, free form (native silver), as an alloy with gold and other metals, and in minerals such as argentite and chlorargyrite. Most silver is produced as a by-product of…
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Chromium is highly insoluble in water. Chromium can only be in solution at a very low pH below 3.5. In this exercise we will generate Eh-pH diagrams to study stable and soluble phases. Cr(VI) is much more toxic and mobile…
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In this article we are going to investigate the Manganese solubility in natural water with the help of various Eh-pH diagrams. We will also investigate the effect of bicarbonate (alkalinity) and sulfate on Manganese solubility. At the end we will…
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Alabandite is a sulfide mineral often found in epithermal sulfide vein deposits. The name of the mineral is derived from its supposed discovery locality at Alabanda, Aïdin, Turkey. Chemical Formula: MnS Composition: Molecular Weight = 87.00 gm General…
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It is wonderful what you can really do with Geochemist’s workbench. In this exercise, I am going to use the known concentrations of sea water and use Geochemist’s workbech to perform a little exercise. Geochemist workbench has different modules. In…
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If you hate doing mole calculations by hand, check out this PHREEQC tip. Good thing about the free software by USGS is that you can input the variables as mg/L (or other units) and it will first speciate the solutions…
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Convert Eh (mV) to pe – Geochemistry Tips! Well, we are going to do nothing fancy. We will be converting our field Eh (mV) measurements to pe. I just used simple formula and make the spread sheet in excel that…
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What is K (Equilibrium Constant)? Geochemistry quick tips! In principle, any chemical equilibrium reaction can be described by the mass – action law. Where K = Thermodynamic equilibrium or dissolution constant K is truly defined based on the type of…
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