I don't know much at all about cameos. My mother bought a bag of mixed jewelry at an elder womens estate sale and gave it to me. This cameo Broach was in the bag. Its a beautiful piece. It looks like black glass, has gold tone all around it.
Jewelry and Gemstones
Black glass, unknown
Size and dimensions of this item:
1 1/2" x 1"
It was mixed in a bag with other jewelry from an estate sale, my mom bought for me