Mills
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Standing above the cavern in the Gilman mine where the ball and rod mills are housed. The mills are on an incline for gravity feed down to the loading docks.
At the center right of the photo, steel rods are stacked for use in the rod mill.
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Gold Park and Holy Cross City were the major mining camps in the Holy Cross Mining District. Man with shovel at center foreground.
"Apparently, there were two mills at Holy Cross City. The first, located just below the town, on the west side of the road, was called simply the Holy Cross Mill. It was owned by the Gold Park Mining and Milling Co. which also maintained a similar installation down below. ... Both mills were connected by a direct 2...
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Standing at the Treasure Vault Mill, looking downstream at Cross Creek.
Front: "Cross Creek from Treasure Vault;" verso: "Treasure Vault Mill looking down stream"
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Gold Park and Holy Cross City were the major mining camps in the Holy Cross Mining District.
"Apparently, there were two mills at Holy Cross City. The first, located just below the town, on the west side of the road, was called simply the Holy Cross Mill. It was owned by the Gold Park Mining and Milling Co. which also maintained a similar installation down below. ... Both mills were connected by a direct 2 1/2 mile long flume that bypassed the...
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At 16 level, the ore train would dump rock into the large pit (Grizzly) at the bottom of which was located a jaw crusher. The crusher would send the ore into the ball mill and rod mill where the ore was pulverized to a fine powder.
Inside the ball mill, there would be ore and steel balls, approximately 10 in. in diameter. As the mill rotated, the ore was crushed by the balls. Eventually, the balls would wear down and Bob Riggle remembers his dad...
6) Mill
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The mill building at Holy Cross City.
Gold Park and Holy Cross City were the major mining camps in the Holy Cross Mining District.
"Apparently, there were two mills at Holy Cross City. The first, located just below the town, on the west side of the road, was called simply the Holy Cross Mill. It was owned by the Gold Park Mining and Milling Co. which also maintained a similar installation down below. ... Both mills were connected by a direct 2...
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At right is the ball mill. At left is the rod mill. The mills are on an incline for gravity feed down to the loading docks.
At the center right of the photo, steel rods are stacked for use in the rod mill.
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Remains of the mill and adjacent structures at Holy Cross City, which is ten miles south of Minturn or eleven miles north of Tennessee Pass. By the time this photo was taken, Fleming Lumber Co. had removed the main steam engine and one of the boilers from the mill to use in a saw mill. [Courtesy of Ted Beck]
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The rod and ball mill. The rod mill is on the left and ball mill on the right. These were used to grind the zinc concentrates for additional chemical processing. Prior to this, the material had chemical agents added to allow the zinc mineral surface to adhere to flotation bubbles. These were some of the steps for making the zinc ready to ship in railroad cars.
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Joel Fitzgerald, shop foreman, boring a bearing for an electric motor which operates Marcy Mill in the Milling Department.
