Another Feldspar discovery was made in 1941, by W.B. and D.A. Cameron who operated a feldspar deposit on the south half of lot 22, with concession VIII of Murchison Township, Nipissing District. Mining was rather carried on for a short time period as this project was being prepared for mining from June, 2nd to November, 28, 1941. It was also stated that this feldspar prospect was situated not to far from the small settlement of Madawaska, Ontario, Canada. Construction during that time period was mainly confined to building a frame-house that was 18 by 20 feet.
1942 - Property owned by W.B Cameron
It was in 1942, when W.B. Cameron had resumed mining operations at the Cameron Feldspar Project. Feldspar from the mine was reported to have been taken from a trench which was 60 feet long, 12 feet wide, and 18 feet deep. Mining at this property was also done on a seasonal basis from May, 13th to September, 28th, 1942.
1943 - Keystone Contractors, Ltd. acquires property from W.B. Cameron
The Cameron Feldspar Property was later acquired by another company known as the Keystone Contractors, Ltd. in 1943. Mining operations at this historical feldspar property were rather reported to have been continuous within that time of acquiring this property. Much of the Feldspar that came from this mine was taken from an open-cut, which was 100 feet long, 12 feet wide, and 25 feet deep. Production during that time of operating this property had amounted to 1,668 tonnes of feldspar that was shipped from this site.
1944 - Keystone Contractors, Ltd. contracts mining operations to Garry Colautti
A contract was granted to Garry Colautti of Barry's Bay who acted on behalf of the Keystone Contractors, Ltd. of Windsor, Ontario, Canada. Mining during that time period had commenced from January, 1 to May, 15, 1944. Most of the feldspar within this time period of operating was taken from the open-cut, which produce 971 tonnes of Feldspar that was shipped.
1945 - Property acquired by Canspar Mines, Ltd. from Keystone Contractors, Ltd.
By 1945, the Cameron Feldspar Property was once again sold of, and acquired by Canspar Mines, Ltd. on May, 15, 1945. The Canspar Mines, Ltd. was rather stated to have been officially incorporated on June, 1944, with a capitalization of $100,000 shares at $1 par value. Mining operations by Canspar Mines, Ltd had continued from May, 15th to December, 1, 1945. Most of this development work was mainly being aimed at lengthening, and deepening the open-cut. As development continued it was now reported that the open-cut was 200 feet long, 10 to 25 feet deep, and 12 feed wide.
1950 - Staked by Bowser Bros, Ltd
As the mine laid abandoned it wouldn't be till 1950, when the property had resumed mining operations by Bowser Bros, Ltd. Mining operation at the historical Cameron Feldspar Mine had became officially place back into operation by September, 1950. Production from the open-pit had rather amounted to 271 tonnes of Feldspar, which was mined, and shipped. By this time it was also stated that the open pit had measured 300 feet long, by 30 feet deep, and 12 to 20 feet wide. From all production it was also stated that this Feldspar Mine had produce 6,027 tonnes of Feldspar.