The New Student's Reference Work/Heliotrope (Bloodstone)
Heliotrope or Bloodstone is a variety of chalcedony or jasper. It is found in almost all parts of the world, but the finest specimens are brought from Asia.
See also Heliotrope (mineral) on Wikipedia, and the disclaimer.
Heliotrope or Bloodstone is a variety of chalcedony or jasper. It is found in almost all parts of the world, but the finest specimens are brought from Asia.