IV

Table of Colors of Borax Beads in Reducing Flame

Element Color Hot Color Cold
Aluminum Colorless Colorless
Antimony Colorless Cloudy
Barium Colorless Colorless
Bismuth Colorless Gray—Cloudy
Cadmium Colorless Gray—Cloudy
Calcium Colorless Colorless
Chromium Green Green
Cobalt Blue Blue
Copper Colorless Red
Iron Yellowish Green Yellowish Green
Lead Colorless Gray
Magnesium Colorless Colorless
Manganese Colorless Pink
Nickel Colorless Gray—Cloudy
Silver Colorless Gray
Strontium Colorless Colorless
Tin Colorless Colorless
Zinc Colorless Gray