ryokuban
1. melanterite (FeSO4-7H2O)
Noun
#161529
1. melanterite (FeSO4-7H2O)
1. It wasn't green vitriol.; It wasn't alum.
1. Green vitriol's; Of green vitriol
1. Was not green vitriol.; Was not copper sulfate.
1. If/when it were green vitriol.; If/when it was green vitriol.
1. It's not green vitriol.; It's not copper sulfate.
1. If/when green vitriol; When green alum
1. It was not green vitriol.; It wasn't green alum.
1. It is not green vitriol.; It is not copper sulfate.
1. Green vitriol.; Potassium ferro sulfate.