Estes STR1 FOB OTTAWA 50 lb Midnight Blend Super Trowel Rite Permacolor Quartz Granule FOB OTTAWA. Permacolor Quartz is an excellent option for any room due to it’s life span, decorative capabilities and customization. Compared to other flooring options, PermacolorQuartz features low cost maintenance, anti-slip properties, excellent reflectivity and boast an impressive number of standard colors in both Broadcast and Trowel Grades.