Cruz Tau del Peregrino
Pendant Tau, the Pilgrim cross, cross of Antón or Franciscan cross. Also known as the cross of the Knights Templar. […]
How to recognize if it is jet black?
Throughout history jet, also called jais or jayet, gagates, lapis tracius, … has been confused with other precious stones or […]
What is jet-black?
What is jet-black? Jet-black, also called jais or jayet, gagates, lapis tracius or succinum nigrum, which is even called […]