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Exposure of west vein of fluorspar on hillside above the 90-foot level of the mine of the Colorado Fluorspar Corporation. Distance [is] 25 feet. North Gate, Jackson County, Colorado. August 11, 1926.
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Open cut on the main fluorspar vein at top of ridge at mine of Colorado Fluorspar Corporation looking north 5 degrees west along the strike. Hanging wall is at left on west side of vein. North Gate, Jackson County, Colorado. August 11, 1926.