Mohs Scale

Mohs ScaleThe Mohs scale measures the hardness of select minerals. Hardness is the degree to which a gemstone resists scratches. It is determined by the strength of the chemical bonds between its atoms. The scale ranks minerals from one to ten, with ten being the hardest. Each mineral has the ability to scratch all of the minerals ranking below it. The Mohs Scale was originally devised by Friedrich Moh, a mineralogist, (more…)

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Diamonds Rise To Surface

VolcanoHow do we supply the world’s increasing demand of diamonds when we have depleted the mines? The answer is to look within. Just like the oil sands may help the oil shortage in a couple of years, we may have discovered a new source for diamonds. A research team has uncovered a volcanic process that carries diamonds from the Earth’s mantle to the surface.
The trip takes less than two days and brings (more…)

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