This possible Murano design is colorful art glass pendant necklace, possibly a style of Murano or dichroic glass. The pendant features an abstract, vibrant teardrop pendant with swirling color & swirling pattern in warm colors like orange, gold, and green, often associated with handmade or vintage artisan jewelry.  Product Information Style: Teardrop or pear-shaped art glass pendant with abstract, swirled patterns. Material: The main pendant is likely glass, possibly Murano glass made using traditional lampworking or fusing techniques, and the cord is a multi-strand black textile or waxed cord with a metal clasp. Origin: Similar items are often associated with Italian Murano glass artisans or American art glass makers.