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min·er·al
[min-er-uhl, min-ruhl]
NOUN
1.
any of a class of substances occurring in nature, usually comprising inorganic substances, as quartz or feldspar, of definite chemical composition and usually of definite crystal structure, but sometimes also including rocks formed by these substances as well as certain natural products of organic origin, as asphalt or coal.
2.
a substance obtained by mining, as ore.
3.
(loosely) any substance that is neither animal nor vegetable.
4.
British. mineral water.
5.
Nutrition. any of the inorganic elements, as calcium, iron, magnesium, potassium, or sodium, that are essential to the functioning of the human body and are obtained from foods.
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Source: Dictionary.com
Mineral - Wikipedia
A mineral is a naturally occurring chemical compound, usually of crystalline form and abiogenic in origin. A mineral has one specific chemical composition, ... More »
mineral | Define mineral at Dictionary.com
dictionary.reference.com/browse/mineral
The world's most popular free online dictionary with definitions, spell check, word origins, example sentences, audio pronunciations, Word of the Day and more!

www.dictionary.com/browse/mineral

Mineral definition, any of a class of substances occurring in nature, usually comprising inorganic substances, as quartz or feldspar, of definite chemical ...

www.merriam-webster.com/dictionary/mineral

Define mineral: a substance (such as quartz, coal, petroleum, salt, etc.) that is naturally formed under the ground — mineral in a sentence.

www.webmineral.com/Mineral_Definition.shtml

What is a Mineral? The following definitions on what constitutes a mineral were taken from several different sources and are arranged by year: ...

geology.com/minerals/what-is-a-mineral.shtml

A mineral is a naturally occurring, inorganic solid, with a definite chemical ... To meet the definition of "mineral" used by most geologists, a substance must meet ...

dictionary.cambridge.org/us/dictionary/english/mineral

mineral definition, meaning, what is mineral: a valuable or useful chemical substance that is formed naturally in the ground. Learn more.

kids.britannica.com/elementary/article-353468/mineral?

Minerals make up Earth's rocks, sands, and soils. They are found on Earth's surface as well as deep underground. Minerals are inorganic substances, meaning ...

en.oxforddictionaries.com/definition/mineral

a solid, naturally occurring inorganic substance, fizzy s... Meaning, pronunciation, example sentences, and more from Oxford Dictionaries.