What is the use of chromite in the Philippines?

Chromite also is classified among the key minerals for war purposes. Compounded with steel, it increases the hardness and tensile strength of that metal; and in this form is used in making projectiles, guns, ball-bearings, as well as safes, files, etc.

What are the uses of chromite?

Chromite is used as a refractory in the production of steel, copper, glass and cement. Chromite occurs as a primary accessory mineral in basic and ultrabasic igneous rocks. Economic deposits form by crystallisation of chromite from a cooling magma, resulting in large stratiform deposits or smaller pod-like deposits.

How is chromite ore important to society?

Chromite is important because it is the only economic ore of chromium, an essential element for a wide variety of metal, chemical, and manufactured products. Many other minerals contain chromium, but none of them are found in deposits that can be economically mined to produce chromium.

What is chromium ore used for?

In general, chromium metal is commonly used in alloys (stainless steel), chrome plating, and metal ceramics. Besides, Cr(VI) salts used in various industrial applications such as to produce dyes, paints, magnetic tapes, tanning of leather, metal surface treatment, and as catalysts [7].

Where is nickel found in the Philippines?

Surigao del Norte hosts the country’s biggest nickel mines, which supply ore to Chinese nickel pig iron producers and smelters elsewhere.

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Where can copper be found in the Philippines?

The Tampakan deposit is a large copper and gold orebody located in the south of the Philippines in Tampakan, South Cotabato. Tampakan represents one of the largest copper resources in the Philippines and in the world having an estimated resource of 2.94 billion tonnes of ore grading 0.6% copper.

Is chromite hazardous?

Hexavalent chromium is extremely toxic and is considered by the World Health Organization and the United States Environmental Protection Agency to be a human carcinogen.

How do humans use chromium?

Chromium is used to harden steel, to manufacture stainless steel (named as it won’t rust) and to produce several alloys. Chromium plating can be used to give a polished mirror finish to steel.

What products is chromium found in?

Chromium is present in many foods, including meats, grain products, fruits, vegetables, nuts, spices, brewer’s yeast, beer, and wine.

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