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Tourmaline is a unique crystalline boron silicate mineral
Topaz is a naturally occurring silicate mineral of fluorine and aluminum with a chemical formula of Al2SiO4(F,OH)2. Aluminum silicate fluoride hydroxide.
Vanadinite is a natural mineral comprising vanadium, chlorine, oxygen, and lead.
Plate Tectonics And Evolution: Does Plate Tectonics Play a Role in The Evolution of Life?
From the highest mountain, to the deepest ocean trench, plate tectonics is at work all around us.
I'm really not sure I see a lot of gold streaks silver streaks bronze. As far as I know it could be fool's gold or whatever that's why I'm contacting yo
Diamonds were formed billions of years ago through a combination of tremendous pressure and temperatures of 1652–2372 degrees Fahrenheit at depths between
I was previously told, it was 477G of natural green chalcedony grape agate. Is this true ir is it something else. Very interesting looking. I have seen
Lake Erie find today! No clue what it is any takers? Pink white aqua and brown
I found this rock in the Thames and I really want to know what it is; no one at my university knew and they are curious now too!!! I would appreciate any