Symonne de la Croix

            VERDIGRIS USING DIFFERENT                           INGREDIENTS              By Lady Symonne de la Croix.                               19.9.20  ■ 3 rectangles of 99.9% Copper cut into 3"×4" pieces                                                                     ■  3 small Moccona glass coffee jars               ■  1 Tbs Fehlbergs Double Strength White Vinegar                                                  ...

           DIFFERENT COLOURED                       VERDIGRIS        By Lady Symonne de la Croix                   (Corina Graham)                           19.9.20 I decided to harvest some verdigris from baths that I had started on 20.3.20 I was very surprised to see two distinctly different colours. One more light turquoise  blue and the other a dark green Both baths used the exact same copper and vinegar so I am perplexed why there is a difference.  My only conclusion is that perhaps it was because of the different sized containers which held different amounts of vinegar. I wonder if this has caused differing levels of the gases in the containers to be emitted?   Which perhaps changed something chemically in the reaction?  I will wait to see ...