Heliotrope is a green variety of chalcedony, containing red inclusions of iron oxide that resemble drops of blood, giving heliotrope its alternative name of bloodstone.
Heliotrope is a green variety of chalcedony. A green variety of chalcedony is containing red inclusions of iron oxide. These red inclusions of iron oxide resemble drops of blood. These red inclusions of iron oxide are giving heliotrope its alternative name of bloodstone.