Strass
Glass with high lead content. The lead increases the refractive index, specific gravity and dispersion but lowers the hardness.
Strass was invented in the 18th century by the french goldsmith George Frederic Strass (1701 – 1773).1
Glass with high lead content. The lead increases the refractive index, specific gravity and dispersion but lowers the hardness.
Strass was invented in the 18th century by the french goldsmith George Frederic Strass (1701 – 1773).1