How is high grade ore determined in philippines?

    Date:  2016-07-28Author:  ZENITH

The grade of the ore is the amount of a metal or useful component contained in the ore, generally expressed as a percentage of the ore grade.

Most of the metals, such as iron, copper, lead, zinc and other minerals, are represented by the weight percentage of the metal element content;

Some metal ore grade is the oxide (such as tungsten trioxide, five of two vanadium etc.) the weight percentage;


Majority of non-metallic mineral raw material is in the useful minerals or compounds of weight expressed as a percentage, such as potassium salt and alum stone;

Some non metallic minerals depend on the physical and chemical properties of the mineral, such as crystals and gems;

The precious metal ore in grams / tons;

Primary diamond ore in carats / tonne or mg / t represents (1 carat = 0.2 g);

Placer in grams / cubic meter or kg / m to represent.

The grade of the ore shall be determined by the results of the sample tests.

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