Boulder Opal, from Austalia - the cabochon is approximately 31 mm long x 13 mm wide, the wire wrapping is sterling silver and copper. 
 
The pendant comes boxed with an 18" black satin cord. If you'd like a different length, please let us know; we have 16", 20", 22", & 24" cords available. 
 
The cabochon was made into a pendant in the US by Sandra B. King.
 
Shipped via USPS