Mason® Stain 6001. Use in zinc-free high lime (~6.7 - 8.4% CaO) glazes up to ~2300 F (1260C). Blend with Deep Crimson Crimson or Tin Oxide to produce intermediate crimsons and pinks. Blend with Violet Mulberry or Mazerene Blue to produce pale purples. Composition - CrSnCaSi