In order to be a mineral, substances need to have fixed internal crystalline structure. Natural glass does not.
Glass would not be considered a mineral because it is not naturally occurring and does not have a crystalline structure.
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Marble is primarily composed of the mineral calcite, which is a form of calcium carbonate. Other minerals found in marble can include dolomite, serpentine, and various other impurities that give marble its characteristic color and veining.
Marble is not a mineral; it is a metamorphic rock composed primarily of calcite or dolomite crystals. Minerals are naturally occurring inorganic substances with a specific chemical composition and crystalline structure, whereas marble is a rock made up of minerals.
The five characteristics of a mineral are: naturally occurring, inorganic, solid, definite chemical composition, and orderly internal structure/crystalline structure. Coal is organic in origin, derived from plant material, making it not inorganic as required by the mineral definition. A glass marble is manufactured by humans and lacks a naturally occurring origin, so it does not meet the criteria of being naturally occurring.
Because Glass doesn't have a crystal structure.
To be a mineral, a substance must be naturally occurring, inorganic, solid, have a definite chemical composition, and have an ordered atomic structure. Coal is organic in origin, formed from the remains of plants; therefore, it is not a mineral. A glass marble is man-made and lacks a naturally occurring origin, so it also does not meet the criteria to be considered a mineral.
Glass would not be considered a mineral because it is not naturally occurring and does not have a crystalline structure.
No, a feldspar is a mineral, and a marble is a rock. Marble is a metamorphic rock, made mostly of the mineral Calcite.
Marble is a type of metamorphic rock, composed primarily of the mineral calcite or dolomite.
Marble, CaCO3 will not usually scratch glass, but maybe a very soft glass. Marble has a hardness of 3 to 4, whereas glass is 4.5 to 6. (in a relative hardness scale.)
Marble is primarily composed of the mineral calcite, which is a form of calcium carbonate. Other minerals found in marble can include dolomite, serpentine, and various other impurities that give marble its characteristic color and veining.
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Coal is not considered a mineral because it is composed of organic matter, primarily carbon, rather than being a naturally occurring inorganic compound. Glass marbles are man-made products created by melting and shaping glass, so they do not meet the criteria of being naturally formed minerals.
A2. . A mineral is defined as 'a natural substance of fixed chemical composition, and a highly ordered atomic arrangement.' So coal and glass marbles do not meet the criteria.Mineral oil is so-called to distinguish it from animal or vegetable oils.Probably Carborundum, Moissanite, and Boron Nitride do not meet the criteria.A1 Minerals are pure elements, so if its not on the elements table, its not a mineral. Coal and Marble are rocks since they are composed of other minerals. Rocks are a mixture of minerals.
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The strongest and hardest between marble, dolerite, clay, and siltstone is marble. It is considered to be a mineral that is very hard and strong. It can hold up better to the elements than the other three.