Pioneer Swirl Furnace Glass Pendant Copper Replacement Agate Copper Replacement/Inclusionbrecciated Ghost Agate Cabochon🌹

Copper Replacement/Inclusionbrecciated Ghost Agate Cabochon🌹

Multiple eye structures

Michigan Upper Peninsula collector specimen

which is 14k gold

Pioneer Swirl Furnace Glass Pendant Copper Replacement Agate Copper Replacement/Inclusionbrecciated Ghost Agate Cabochon🌹This pendant is made from Pioneer Swirl furnace glass, a historic byproduct of early Michigan industrial smelting operations. The swirling patterns are not decorative additionsthey are the result of molten industrial glass cooling under uncontrolled conditions during early furnace processes. As the material separated and solidified, it formed layered movement patterns that are highly variable and never exactly repeatable. Although commonly referred to