The commercial name of the ruby is 'ruby rock'. In geological terms it is called as Goodletite. It is commonly found in Westland and New Zealand.
It's the mineral corundum.
It is a mineral
A ruby is a form of the mineral corundum.
its is a mineral
Ruby is a mineral, a gemstone.
Corundum.
Ruby represents the red variety of the mineral corundum.
A ruby is a crystal form of the mineral corundum.
Ruby
Pumice is an extrusive igneous rock, not a mineral.
Ruby
Ruby is a variety of the mineral corundum, and is not classified as sedimentary, igneous, or metamorphic in the manner of rocks.
Rubies (and sapphires also) are compounds of a crystallized mineral called corundum that consists mostly of aluminum oxide (Al2O3).
Ruby belongs to the mineral group Corundum
The ruby is a variety of the mineral corundum, so the ruby is indeed a mineral.
The mineral corundum.
mineral
ruby
Mineral
Ruby, a variety of the mineral corundum, has a hardness of 9 on the Mohs scale of mineral hardness.
Ruby represents the red variety of the mineral corundum.
A ruby is a crystal form of the mineral corundum.
Ruby