Michigan Leland Blue Stone 150 Year Old Furnace Glass – Slag Glass
USD 9.95 USD
Specifications
| Year | 1880 |
| Color | Green |
| Material | Slag Glass |
| Country Of Origin | United States |
When the impurities cooled, they produced a glass like slag. Leland Blue Stones are sought after by collectors and jewelry makers alike because of their relative rarity.