When the production of green vitriol was no longer convenient, the factory was closed and in 1872 demolished.
Much green vitriol was prepared at Deptford from ‘martial pyrites’ the common name then for IRON pyrites.
The acids are extracted from the partially decomposed bark and, after drying for storage, are freshly mixed for use with wine and green vitriol.
In a little while all the liquid had disappeared and there were left beautiful green crystals; sulphate of iron, or green vitriol, is the name of them.
‘The source of the iron in medieval inks is green vitriol, an iron sulfate,’ Olin continues.
Definition of green vitriol in US English:
green vitriol
nounɡrēn ˈvitrēəl
archaic
Crystalline ferrous sulfate.
〈古〉绿矾，（七水合）硫酸亚铁
Example sentencesExamples
Much green vitriol was prepared at Deptford from ‘martial pyrites’ the common name then for IRON pyrites.
When the production of green vitriol was no longer convenient, the factory was closed and in 1872 demolished.
The acids are extracted from the partially decomposed bark and, after drying for storage, are freshly mixed for use with wine and green vitriol.
In a little while all the liquid had disappeared and there were left beautiful green crystals; sulphate of iron, or green vitriol, is the name of them.
‘The source of the iron in medieval inks is green vitriol, an iron sulfate,’ Olin continues.