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Medieval pigment reflectance: page 2

Tyrian purple - secretion produced by a predatory sea snail (Murex) in the family Muricidae

Azurite, synthetic - formula Cu_3 (CO_3)_2 (OH)_2

Atacamite, synthetic - copper(II) chloride hydroxide with formula Cu_2 Cl (OH)_3

Malachite, synthetic - copper carbonate hydroxide with theformula Cu_2 CO_3 (OH)_2

Verdigris, synthetic-3

Verdigris, synthetic-2

Verdigris, synthetic-1

Copper acetate

Egyptian blue - calcium copper silicate or cuprorivaite (Ca Cu Si_4 O_10 or CaO CuO 4SiO_2)

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Uploaded on February 23, 2014
Taken on February 24, 2014