Käsitesivu
AAT-käsite: ruby
Kohdetiedot
A red variety of the mineral corundum that ranks with the best grades of precious stones as a gemstone; off-color rubies are used for watch and instrument bearings.
id | 300011082 |
kuvaus | A red variety of the mineral corundum that ranks with the best grades of precious stones as a gemstone; off-color rubies are used for watch and instrument bearings. |
laajempi käsite | corundum |
nimi | ruby |
related to | gemstone |