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2. Mineral cosmetics - Wikipedia

   en.wikipedia.org/wiki/Mineral_cosmetics

   The claim that applying minerals directly to the skin in the form of cosmetics has health benefits, however, has inspired some scientific controversy. [3] Historically some mineral additives have proven to be poisonous to the skin, such as lead. [4] and the mineral Bismuth that can cause a negative skin reaction. However the kinds of minerals ...

3. Cosmetics - Wikipedia

   en.wikipedia.org/wiki/Cosmetics

   Mineral makeup usually does not contain synthetic fragrances, preservatives, parabens, mineral oil, or chemical dyes. For this reason, dermatologists may consider mineral makeup to be gentler on the skin than makeup that contains those ingredients. [34] Some minerals are nacreous or pearlescent, giving the skin a shining or sparking appearance.

4. Rare-earth mineral - Wikipedia

   en.wikipedia.org/wiki/Rare-earth_mineral

   Thus an indication of these minerals being short in supply and allocated their title as 'rare' earth minerals. [4] Many rare-earth minerals include rare-earth elements which thus hold the same significant purpose of rare-earth minerals. [5] Earth's rare minerals have a wide range of purposes, including defense technologies and day-to-day uses. [6]

5. Mineral - Wikipedia

   en.wikipedia.org/wiki/Mineral

   Halite and sylvite commonly form as evaporites, and can be dominant minerals in chemical sedimentary rocks. Cryolite, Na 3 AlF 6, is a key mineral in the extraction of aluminium from bauxites; however, as the only significant occurrence at Ivittuut, Greenland, in a granitic pegmatite, was depleted, synthetic cryolite can be made from fluorite ...

6. Mineral (nutrient) - Wikipedia

   en.wikipedia.org/wiki/Mineral_(nutrient)

   In the context of nutrition, a mineral is a chemical element. Some "minerals" are essential for life, but most are not. [1] [2] [3] Minerals are one of the four groups of essential nutrients; the others are vitamins, essential fatty acids, and essential amino acids. [4] The five major minerals in the human body are calcium, phosphorus ...

7. Talc - Wikipedia

   en.wikipedia.org/wiki/Talc

   Talc, or talcum, is a clay mineral composed of hydrated magnesium silicate, with the chemical formula Mg 3 Si 4 O 10 (OH) 2. Talc in powdered form, often combined with corn starch, is used as baby powder. This mineral is used as a thickening agent and lubricant. It is an ingredient in ceramics, paints, and roofing material.