A mineraloid is a mineral-like substance that does not demonstrate crystallinity.
Mineraloids ... would be better considered a mineraloid because the crystals are
bonded by an organic material, and ...
Coal is not considered a mineral because it does not have a solid, uniform crystal
structure, meaning it doesn't fit the primary definition of a mineral. Coal is ...
Coal is not a mineral because it is organic, and minerals are inorganic. Minerals
have a repeating crystalline structure and a homogeneous chemical profile.
If something is to be classified as a mineral, it have to fulfill the following criteria; 1
. Naturally occuring (i.e. it has to form by natural processes) 2. Stable at room ...
Dec 1, 2003 ... Re: If coal is not a mineral because it is organic, why is diamond a ... In earth
materials, it is the "mineraloids," things that look and behave like ...
A mineral is a naturally occuring, homogeneous, solid with a crystalline atomic ...
however both diamonds and graphite are considered minerals, and both are ...
Coal is not a mineral, because it can not be expressed as a chemical formula, ...
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 ...
What's the deal with coal? ... an organic sedimentary rock, but rocks are
combinations of minerals, and minerals are inorganic. Coal is made of
decomposed plants, which are organic. ... And anyway, if coal is not a rock, what
should we call it?
Mar 2, 2013 ... As a geologist … a scientist (and certainly not a lawyer), we know the answer is, “
No”. ... from the Marcellus Shale and the shale itself are legally considered a
mineral. ... Coal can be an economically mineable “mineral”.
To be considered a mineral it must have been formed by natural geologic
processes. ... This classifies it as an organic compound and so is not a mineral.
Coal on the other hand also comes from plants (organic) and is generally
considered a ...