Chrysotype

Chrysotype (also known as a chripotype or gold print) is a photographic process invented by John Herschel in 1842. Named from the Greek for `gold`, it uses colloidal gold to record images on paper. Herschel`s system involved coating paper with ferric citrate, exposing it to the sun in contact with an etching used as mask, then developing the pr......
Found on http://en.wikipedia.org/wiki/Chrysotype

Chrysotype

• (n.) 2process, invented by Sir J.Herschel. • (n.) A photographic picture taken upon paper prepared by the use of a sensitive salt of iron and developed by the application of chloride of gold.
Found on http://thinkexist.com/dictionary/meaning/chrysotype/

Chrysotype

Chrys'o·type noun [ Greek chryso`s gold + -type .] 1. A photographic picture taken upon paper prepared by the use of a sensitive salt of iron and developed by the application of chloride of gold. Abney. 2. 2process, invented by Sir J.Herschel.
Found on http://www.encyclo.co.uk/webster/C/75
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