Diamonds are formed by Mother Earth from carbon, deep within the Earth's mantle; they are not man made that is what makes them a natural resource.
The rarity of diamonds makes them a valuable natural resource.
Diamond
A diamond's natural shape is typically octahedral, meaning it has eight faces. However, diamonds can also form in other shapes such as cubic or dodecahedral.
The mineral that can only be scratched by diamond is diamond itself. Diamond is the hardest known natural mineral, scoring 10 on the Mohs scale of mineral hardness.
The hardest naturally occurring substance is called diamond. It is a form of carbon.
Diamond use to be the hardest known natural substance now it is the mineral lonsdaleite at 58% stronger then diamond is the first the second hardest is wurtzite boron nitride at 18% stronger then diamonds they are both extreamly rare natural minerals sources http://www.newscientist.com/article/dn16610-diamond-no-longer-natures-hardest-material.html
Every natural diamond is the most natural diamond.
A natural diamond is one that is mined from the earth. One that is grown in a laboratory would not be a natural diamond.
A natural diamond is more rare than a manufactured diamond.
Yes. Diamond is an allotrope of carbon, which is a natural mineral.
Yes.
Yes.
Another diamond.
Diamond :)
No.
Natural diamonds come in all the colours of the rainbow. As well, there are many shades of 'white' diamond.
Yes.
Yes.