|Frae left tae richt, tap row: quartz an
corundum; seicont row: amethyst an agate;
third row: azurite an the Hope Diamond,
considered tae be the maist famous diamond
in the warld
Mineralogy is a subject o geology specializin in the scientific study o chemistry, crystal structur, an pheesical (includin optical) properties o minerals. Specific studies within mineralogy include the processes o mineral origin an formation, classification o minerals, thair geografical distribution, as well as thair utilization.