A diamond is the hardest mineral. However diamonds vary in hardness with South African diamonds being harder than Australian ones.
Anthracite!
c b s e is the hardest course in the world
No. On the Mohs Scale of hardness, the hardness comparisons are exactly opposite. Talc is rated as 1 -- soft, and diamond is rated as 10 -- hard, in fact, the hardest rating.
What do you mean? the hardest element? Carbon in the form of diamond is the hardest substance in the world, followed i think by tungsten which is what they use to make lightbulb filaments with!
Hardness is the resistance of a gem to scratching and abrasion. It is one of the key qualities of a gemstone. Diamond is the hardest gemstone. The second hardest gemstone is corundum (ruby and sapphire).
Drink water meneral
Yes because its natural, has a crystalline structure, solid, and is nonliving.
Calcium (Ca) is that mineral which builds bones and teeth.
diamonds are the hardest
Diamonds are the hardest mineral and the agate is the secod hardest mineral.
From what I hear, One is the hardest & Master of Puppets is second hardest.
The difference is tat the size changes a little, an also that Post 1981 pennies have had another meneral added to it
Diamond is the hardest precious stone
the hardest i can think of is "What is the answer to this question?"
Expert is the hardest.
Madagascar is the hardest to fake.
yes.