Found these triangle shaped stones with a wire loop while metal

van Gilder Wiggle Wire – Sounding Stone

Vann (Abstract Coloured Kite Shaped Glass Outdoor statue) – ArtParkS

High Temperature Kanthal A1 Wire, 13 gauge per foot – Sounding Stone

Earrings: Ancient to Avant-Garde – Antique Jewelry University

Mastercraft Grinding Stone, Hollow Cone

DIY Himmeli Geometric Gem Decor - DIY in PDX

Bead-on-fibre morphology in shear-thinning flow, Journal of Fluid Mechanics

Wire Beaded Clacker Earrings

Copper Pyramid with Orgone coil base and tube coils

Mayco EL119 Burnished Steel Elements Glaze – Sounding Stone