Goldstone is a type of glittering glass made in a low-oxygen reducing atmosphere.    It's creation can be traced back to the 17th century.   Even tough it is manmade,  it is a protective stone.   Goldstone crystal is a powerful grounding stone is great when you feel overwhelmed or negative thought patterns.   It creates a connection ot the Earth's healing energies.
 
10mm goldstone nuggets on elastic cord