The rarest gemstones you’ve never heard of
Since ancient times men have coveted the mineral riches of the earth. Iron, tin, copper, silver and gold have been valued since antiquity, alongside the
Since ancient times men have coveted the mineral riches of the earth. Iron, tin, copper, silver and gold have been valued since antiquity, alongside the
Name: Alexandrite Moh Hardness Scale: 8.5 Specific Gravity: 3.7 Refractive Index: 1.76 Colour: Blue-green in daylight; pink-red in incandescent light Alexandrite is precious
Many consider that demantoid garnet is an up-and-coming star in the world of gemstones.
Name: Demantoid Garnet Moh Hardness Scale: 7.5 Specific Gravity: 3.84 Refractive Index: 1.9 Colour(s): Green The garnets are a family of gemstones, and to the
Topaz gemstones are beautiful stones that have been valued since antiquity.
Moonstones are beautiful stones with a unique lustre.