HERE'S AN ALL NATURAL , DESIGNER SHAPED BLUE AVENTURINE FROM BAHIA, BRAZIL THAT HAS BEEN MADE INTO A PENDANT BY HANDCRAFTING A ( 4 mm. ) BAIL FROM .925 ARGENTIUM ( ANTI-TARNISH ) STERLING SILVER ROUND WIRE. THIS GEMSTONE WEIGHS 75 CARATS AND HAS A MOHS HARDNESS OF 7 . THE PENDANT MEASURES APPROX. 2-3/8 INCHES IN LENGTH AND IS 1-3/4 INCHES WIDE AT THE WIDEST POINTS.