Dioptase is a crystal which very rarely grows larger than 0.75cm in size, and was originally mistaken for Emeralds by early miners. It has been loved for its stunning bright blue-green colour for millenia, and has even been found on a statue dating back to 7200 BC.

Alternative Names Anyolite, Tanzanite, Thulite
Colour Green
Hardness 5
Crystal system Trigonal
Streak Green
Lustre Vitreous
Main Locations Zimbabwe, Namibia, Congo
Chakra Heart
Zodiac Scorpio, Sagittarius
Numerology 8
Planetary Venus
Element Water