Abraham Werner & his followers in the 18th c. were called Neptunists; they believed that all rocks were formed here
Unlike many present-day scientists, Werner published few of his 
theories but ... C The theory that all the rocks of the Earth had precipitated from a 
primeval... [DOC] [TLE] Geology | Inters.org [PAR] You are here ... V. Developments and Results of Geology in the 18th and 19th 
Centuries.