White lead (corroded) 9% White lead (sublimed) 10% Zinc lead (American) 12% French process zinc oxide 17% American process zinc oxide 16% Blanc fixe 30% Barytes (natural) 9% Paris white (whiting) 20% Terra alba (gypsum) 22% Floated silica or Silex 26% Kaolin (China clay) 28% Asbestine 32% Blue, ultramarine 27% Blue, Chinese or Prussian 50% Black, gas carbon 82% Black, lamp 72% Black, drop 60% Black, bone 50% Brown, mineral 24% Brown, vandyke 50% Chrome yellow, lemon 23% Chrome yellow, medium 30% Chrome yellow, orange 20% Chrome yellow, dark orange 15% Chrome green, Chem. pure light 21% Chrome green, Chem. pure extra dark 25% Chrome green, 25%, color light 13% Chrome green, 25%, color extra dark 17% Graphite (pure) 40% Indian red, (98%) 20% Ochre, yellow, American 26% Ochre, yellow, French 28% Ochre, golden 28% Red, Venetian 23% Red, Oxide 25% Red, Tuscan 27% Red, Turkey 28% Red, lead 12% Red, lake 55% Sienna, Italian, raw 52% Sienna, Italian, burnt 45% Sienna, American, burnt 38% Sienna, American, raw 40% Ultramarine green 28% Umber, Turkey, raw 48% Umber, Turkey, burnt 47% Umber, American, burnt 36% Umber, American, raw 38% Verona green (terra verte or green earth) 32% Vermilion, English (quicksilver) 14% Vermilion, American (chrome red) 16% Paris green, American 23% Zinc chromate (permanent yellow) 15% [Illustration: Lampblack] [Illustration: Graphite] [Illustration: Mineral Black] [Illustration: Asbestine and Whiting] [Illustration: Silica and Asbestine] CHAPTER IV