Another disseminated chalcopyrite zone was uncovered by a small body of water known as Indian Lake, which was considered as an arm of Rock Lake. The Indian Lake Copper Mine was rather a small scale production from its neighbouring mining operation known as Rock Lake Copper Mine. For the most part the Indian Lake Copper Mine was situated one mile north-west of Rock Lake, and was discovered on Lot. 6, within the second concession of Aberdeen Township in the Algoma District. It was during this time period when the copper property was owned by a syndicate that was being represented by the chief member known as Mr. W.W. McMillan of Duluth. Mr. McMillan at the time had additionally hired a mine consultant engineer by the name of J.P. McNulty. Development by the contractor and his workforce of seven miners had sunk a vertical shaft to the depth of 35 feet below the surface, which measured 6 by 8 feet in size. Most of the work was aimed at opening up a deposit of interbanned brown coloured trap, which was also associated by quartz in stringers, and pockets. Other statements from the company had also stated that much of the trap became replace by quartz forming a quartzose matrix. Its rather known to also increase at the bottom in which the company had intersected a portion of chalcopyrite that was disseminated. Other major types of equipment that became add had also included a 12 H.P vertical boiler, a small duplex hoist engine, and a swinging arm Derrick. A sleeping , and boarding house was also constructed during this time period of exploring the property.