GARAMITE Vs. Fumed Silica Published January 11, 2019 at 457 × 256 in GARAMITE Additives: Mixed Mineral Thixotrope ← Previous Next → The volume of 10 grams each of fumed silica and GARAMITE 1958. Due to its higher bulk density, GARAMITE 1958 reduces dust, reduces storage space required, and reduces order frequency versus fumed silica additives.