Minerals as Gems
Diamond
Ruby
Emerald
Sapphire
Smoky Quartz
Citrine Quartz
Ametrine Quartz
Clear Quartz
Amethyst
Rose Quartz
Beryl
Aquamarine
Labradorite
Diopside
Enstatite
Topaz
Forsterite
Ferroaxinite
Zircon
Scapolite
Marialite
Orthoclase
Andalusite
Sillimanite
Epidote
Calcite
Zoisite
Spodumene
Fluorite
Rhodochrosite
Zoisite
Spodumene
It is traditional to measure the size of gems in
carats
.
Minerals
Index
HyperPhysics
*****
Geophysics
R Nave
Go Back