Aluminium Oxygen and Chromium
A ruby is stained by a compound.
The main compound in ruby and sapphire is corundum. It is made of transparent materials in both ruby and sapphire.
The ruby was first found in August 26th 1837
Sir Gilbert Denbrows, an English mineralogist found the first ruby :)
I don't believe you can get Celebi on Ruby.
They are found in caves or deep in the earth.
Piplup is not found in Ruby.. Piplup wasn't created when they made Pokemon Ruby.
if your talking about Pokemon ruby you can get it at gamestop for GBA for $ 30.00
Rayquaza can be found at Sky Pillar in Pokemon Ruby.
Yes you can get Rayquaza in Pokemon Ruby it can be found in the Sky Pillar.
Ruby cannot be considered either as it is not an element. It is primarily made of corundum, which is a compound of aluminum (a metal) and oxygen (a nonmetal).
Lunatone is not found in Pokemon Ruby but it is found in Pokemon Sapphire. There simple done and done... XD