Vintage Stainless order Steel, Gold, Real Gem Jewelry Maker's Delight Pieces

After cleaning my jewelry box - Items that can only be reused in again making jewelry:
1. Spring Ring Closure (regular metal, works fine, attached to bracelet wire)
2. 1940 US Half Dollar (hole drilled into it)
3. Tube with Stone (unknown metal and stone, tube slightly bent)
4. Black Tourmaline in wire (unknown metal, tourmaline is broken)
5. Pair of Gold (Tested at least 14K) large hoop pierced earrings
6. Unattached faux opal unknown metal stick pin
7. Pair of Sterling Silver small hoop pierced earrings
8. Pair of Sterling Silver stud pierced earrings
9. 17" Sterling Silver trace chain with broken lobster claw
10. Pair of 2.8mm Jade stud order earrings
11. Pair of Onyx and sterling silver dangle earrings (1" long from stud to end of dangle, one ear stud is unattached.
12. One single 3mm opal stud earring.