- Functions:Filler, Anti-Microbial Agent
- Chemical Family:Minerals, Silicates, Sulfates, Carbonates, Quartz, Calcium Salts
Ziegler & Co. Naturprodukte Silmer is embedded in the chalk cliffs near the Channel coast, were washed down by the sea, moved on the seafloor and shaped round flint pebbles. These pebbles gathered near the coast. The are quarried and processed by washing and sorting In a calcining process in shaft kilns at 1600°C, the flint is converted to Cristobalite.