| Tantalic Acid | Tantalic Acid _/
| Oxide of Didymium | Oxide of Didymium
| " " Manganese | " " Manganese
| _ | _
| Niobic Acid \ In small | Niobic Acid \ In small
| Pelopic " } proportions. | Pelopic " } proportions.
| _/ | _/
| _ | _
| Oxide of Silver \ | Oxide of Silver \ After
| " " Zinc \ After long | " " Zinc \ long
| " " Cadmium | continued | " " Cadmium | continued
| " " Lead } blowing. | " " Lead } blowing.
| " " Bismuth | Otherwise | " " Bismuth | Otherwise
| " " Antimony| grey. | " " Antimony | grey.
| " " Nickel / | " " Nickel /
| Telluric Acid _/ | Telluric Acid _/
--+--------------------------------------+--------------------------------
Yellow to brown.
--+--------------------------------------+--------------------------------
| Titanic Acid | Titanic Acid.
| Tungstic " | Tungstic "
| Molybdic " | Molybdic "
| Vanadic " |
--+--------------------------------------+--------------------------------
Blue.
--+--------------------------------------+--------------------------------
| Oxide of Cobalt. | Oxide of Cobalt.
| | Titanic Acid with intermittent
| | flame opaque-blue.
--+--------------------------------------+--------------------------------