Most Viewed

- Browns And The Cold Semi-neutral Grays Marrone Is Practically To
- Black Chalk
- Burnt Verdigris
- Belong The Dutch And Flemish Schools; The Sensible Which Aims At
- Also Called Scarlet Chrome Is A Bright Chromate Of Lead Of An
- Composition Chemical Analysis Has Shown Several Of The Blues To Be
- Less Known As English Red Prussian Red And Scarlet Ochre True
- Known Likewise As Raw Sienna Earth Terra Di Sienna &c Is A
- Root Of The Anchusa Tinctoria Commonly Known As Alkanet A Plant
- Olive In Dark Green; Russet And Citrine In Dark Orange The

Least Viewed

- Pigment The [greek: Kinnabari] Of The Greeks And The Minium--a Term
- Violet De Mars Purple Ochre Or Mineral Purple Is A Dark Ochre
- The Pigments Liable To Injury From Sulphuretted Hydrogen &c Are
- Sometimes Designated Drop Gum And Variously Written Gamboge
- Is A Pigment Long Employed In India Under The Name Purree But Has Not
- Lake Florentine Lake Hamburgh Lake Roman Lake Venetian
- Vermilion Extract Of Vermilion Orange Vermilion And Field's
- Compounds Termed Purpurates Among Them May Be Mentioned A Red
- Compound In Infinite Shades All Of Which Are Neutral Also Or Grey
- Comprise Cerulian Blue Or Coeruleum Cobalt Blue Smalt

Ultramarine Bleu De Garance Outremer De Guimet &c The

unrivalled qualities of native ultramarine prepared from the lapis
lazuli rendered it most desirable to obtain an artificial compound
which, while possessing similar properties, could be produced in
quantity, and at a less costly rate. In demolishing some furnaces
employed in making soda, by means of decomposing sulphate of soda, some
earth had been found impregnated with a light blue, which was proved to
have so close a resemblance to ultramarine as to foster hopes of
success. As a stimulus, there was offered a prize of six thousand francs





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