Any naturally occurring inorganic crystalline substance with a fairly definite chemical composition?
singleAnswer
Mineral
Mineral
Any naturally occurring inorganic crystalline substance with a fairly definite chemical composition?
Mineral File:Gold (Little Jonny Mine, Breece Hill, Leadville, Colorado, USA ... File:Electrum on quartz (Tertiary; Smuggler-Union Mine, Telluride ... File:Native iron in basalt (Siberian Traps Flood Basalt, Permian ... Portal:Minerals Natural product Liquid Silicate Metalloid Fiber
A mineral is, broadly speaking, a solid <b>chemical compound</b> that occurs <b>naturally</b> 
in pure form. ... Moreover, living beings often synthesize <b>inorganic</b> minerals (such 
as ... <b>Some natural</b> solid <b>substances</b> without a <b>definite crystalline</b> structure, such 
as ... Zeolites often have distinctive crystal habits, <b>occurring</b> in needles, plates,&nbsp;... ... solid, <b>inorganic</b>, <b>crystalline</b> substrance having a <b>fairly definite chemical</b> 
<b>composition</b> ... At its simplest, a mineral is a <b>naturally</b>-<b>occurring</b> solid chemical. ... 
Elements are fundamental <b>substances</b> of matter - matter that is composed of ... 
Most of these occur in rocks &amp; minerals, although <b>some</b> occur in very small, trace 
amounts. May 6, 2015 <b>...</b> A mineral is a <b>naturally</b>-<b>occurring</b>, solid, <b>inorganic</b>, <b>crystalline</b> substrance having 
a <b>fairly definite chemical composition</b> and having ... Elements are fundamental 
<b>substances</b> of matter - matter that is composed of the ... Most of these occur in 
rocks &amp; minerals, although <b>some</b> occur in very small, trace amounts. ... <b>inorganic</b>, <b>crystalline</b> substrance having a <b>fairly definite chemical composition</b> 
... At its simplest, a mineral is a <b>naturally</b>-<b>occurring</b> solid chemical. ... Elements 
are fundamental <b>substances</b> of matter - matter that is composed of the same 
types of atoms. ... Only <b>some</b> elements occur in their native elemental state as 
minerals. Moreover, living beings often synthesize <b>inorganic</b> minerals (such as ... species: 
<b>crystalline</b> compounds with a <b>fairly</b> well-defined <b>chemical composition</b> and a ... 
<b>Some natural</b> solid <b>substances</b> without a <b>definite crystalline</b> structure, such as 
opal or ... If a <b>chemical compound</b> may occur <b>naturally</b> with different crystal 
structures,&nbsp;... A <b>natural</b> product is a <b>chemical compound</b> or <b>substance</b> produced by a living 
organism—that is, found in nature. In the broadest sense, <b>natural</b> products 
include <b>any substance</b> produced by ... Whereas the synthesis of <b>inorganic</b> 
<b>substances</b> had been known for a long time, the synthesis of organic <b>substances</b> 
was a difficult&nbsp;... A liquid is a nearly incompressible fluid that conforms to the shape of its container 
but retains a (nearly) constant volume independent of pressure. As such, it is one 
of the four fundamental states of matter (the others being solid, gas, and plasma), 
and is the only state with a <b>definite</b> volume but <b>no</b> fixed shape. ... Liquid water is 
of vital importance in <b>chemistry</b> and biology; it is believed to be&nbsp;... In <b>chemistry</b>, a silicate is <b>any</b> member of a family of anions consisting of silicon 
and oxygen, usually with the general <b>formula</b> [SiO (4−2x)− 4−x] n, where 0 ≤ x&nbsp;... A metalloid is a type of <b>chemical</b> element which has properties in between, or that 
are a mixture ... Boron is used in pyrotechnic initiator <b>compositions</b> (for igniting 
other ... Antimony has <b>some definite</b> cationic <b>chemistry</b>, SbO<sup>+</sup> and Sb(OH)2<sup>+</sup> 
being ... as a <b>naturally occurring</b> (but rare) allotrope (arsenolamprite), a 
<b>crystalline</b>&nbsp;... Fiber or fibre (from Latin: fibra) is a natural or man-made <b>substance</b> that is 
significantly longer ... Asbestos is the only <b>naturally occurring</b> long mineral fiber. 
... Man-made or <b>chemical</b> fibers are fibers whose <b>chemical composition</b>, structure, 
and ... In the production of these fibers, the cellulose is reduced to a <b>fairly</b> pure 
form as a&nbsp;...
mineral
Mineral