Spearne Moor Mine has few references except for being at some time amalgamated with Spearne Consols
1856 Kellys. [Sp]earne Moor Mine is in the parish of St. Just, in Penwith, union of Madron, hundred of West Penwith, Cornwall, within the Duchy of Cornwall, and mining district of St. Just. It is situated 7 miles from the town of Penzance, which is the nearest shipping place for ores and machinery. The nearest railway station is at Penzance, 7 miles from the mine, and 287 from London. The mine is held under a lease for 14 years. The minerals found in this sett include tin and copper ore. The com[p]any is on the costbook system, and consists of 280 shares [o]f £23 7s. 9d. each, all paid, representing a capital ex[p]ended by adventurers of £6,547 16s. 2d. he total [a]mount expended to the end of September, 1855, by ad[v]enturers and produce of the mine, is £31,962 8s. 9d. The dividends in 1855 were £1,050, or £3 15s. 0d. per share. The purser is Mr. Samuel Higgs, of Penzance; the captain [i]s Nicholas Hocking, St. Just.
1860's Holway Consols in Wales has pumping engines in operation on the sett in 1877, a 20" rotary pumping and winding engine on the eastern shaft, purchased in the 1860s from Spearne Moor Mine in Cornwall.
1873 Kellys. Spearne Moor mine is in the parish of St. Just-in Penwith, within the Duchy of Cornwall, and mining district of St. Just. It is 7 miles from Penzance which is the nearest shipping place and railway station. The mine is held under a lease for 21 years. The minerals found in this sett include tin and copper ore. The engine shaft is sunk 130 fathoms, Flat Rod Shaft 160 fathoms. The mine is worked and drained by two steam engines. The company is on the costbook system. Pursers Samuel HIGGS and sons Penzance. Manager James BENNETTS Captain Charles ELLIS