The journal article speculated that coal might be found across the boundary at 'a much greater depth' than in the existing coalfield but also stated that 'it is the opinion of most geologists that there is every evidence of coal existing beyond the fault, and it will no doubt be found by the never-tiring energy of the Earl of Dudley's agents'
A journal article suggested that coal may be located across the border at a much deeper level than currently known, while also noting that 'most geologists concur' that coal likely exists beyond the fault line and will eventually be discovered by the Earl of Dudley's team.