Silica Stone (SiO2)
Silica stone (SiO2) has the same benefits as Silica sand with SiO2 content ≥ 95%. Beside is a picture of the silica stone as well as several sizes of silica stone.

Size 0,5 - 2 cm

Size 2 - 4 cm

Silica stone (SiO2) has the same benefits as Silica sand with SiO2 content ≥ 95%. Beside is a picture of the silica stone as well as several sizes of silica stone.