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Books Books 1 - 4 of 4 on ... separate have the appearance of hexagonal plates. Their color by transmitted....  
" ... separate have the appearance of hexagonal plates. Their color by transmitted light varies from a reddish yellow in very thin plates to reddish brown with a tinge of dirty violet or even deep black as the thickness of the crystal increases. "
Elementary chemical microscopy - Page 337
by Émile Monnin Chamot - 1915 - 410 pages
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Journal of Applied Microscopy and Laboratory Methods, Volume 5

Microscopes - 1902
...must never be sufficient to neutralize all the arsenic acid and give rise to an alkaline solution. Silver arsenate is insoluble in acetic acid, soluble...can be obtained by recrystallizing from either of these solvents. In case ammonium hydroxide is employed, the colorless solution resulting contains the...
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ELEMENTARY CHEMICAL MICROSCOPY

EMILE MONNIN CHAMOT, B.S.,Ph.D. - 1915
...of dilute ammonium hydroxide; stir. Apply the reagent by Method I, page 251. Silver arsenate Ag3AsC^ (hexagonal) in the form of a fine granular precipitate...be obtained by recrystallizing from either of the ktter solvents. In case ammonium hydroxide is employed, the colorless solution resulting contains the...
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Elementary Chemical Microscopy

Emile Monnin Chamot - 1921
...plates to reddish brown with a tinge of dirty violet or even deep black as the thickness of the crystals increases. Crystallites bristling with long slender...colorless solution resulting contains the compound Ag3AsCX • 4 NHa, as has been shown by Widman. This tetra-ammonia salt can be made to crystallize...
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Journal of Applied Microscopy, Volume 5

Microscope and microscopy - 1902
...must never be sufficient to neutralize all the arsenic acid and give rise to an alkaline solution. Silver arsenate is insoluble in acetic acid, soluble...can be obtained by recrystallizing from either of these solvents. In case ammonium hydroxide is employed, the colorless solution resulting contains the...
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