Fused glass inclusions can be added to many jewelry pendant designs inclusions can be metallic or organic as outlined on our inclusions page.
In this particular tutorial very thin copper has been used, thin material is normally used to prevent the glass from breaking during fusing.Thin copper sheet is available from some art glass supply stores.
Shapes can be cut with scissors or scrapbook shape cutters, there is a very wide range of scrapbook cutters available.
The leaf shape used in this pendant is a commercial product from www.thatfritgirl.com, normally used for handmade beads.
Provided it is not exposed to direct heat copper fuses very well in a glass fusing kiln.