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Uploaded on:
09/03/2009 07:04:26
Digital Asset
File Size:
210.67 KB
683 x 1000 pixels
1633 views 5 downloads
P number: P208081
Old photograph number: A08159
Caption: Great Rock Mine, Hennock.
Description: Great Rock Mine, Hennock. Great Rock Micaceous Haematite Mine. Mill. The ore is crushed to about 1 inch size and passed with a water stream through tubs and sluices. The micaceous haematite by virtue of its fine grain and grain shape, is carried off in the water stream to settling tanks. The picture shows the sizing trommel (top) and feed to the tub and sluice. Coarse material settling in the tub is removed by hand (dump centre) for regrinding in a small ball mill (feed on right foreground). The settlements in the sluice goes to the waste dump.
Date taken: 01/08/1945
Photographer: Rhodes, J.
Copyright statement: Crown
X longitude/easting: 282500
Y latitude/northing: 81500
Coordinate reference system, ESPG code: 27700 (OSGB 1936 / British National Grid)
Orientation: Portrait
Size: 210.67 KB; 683 x 1000 pixels; 58 x 85 mm (print at 300 DPI); 181 x 265 mm (screen at 96 DPI);
Average Rating: Not yet rated
Categories: Unsorted Images, Geoscience subjects/ Economic geology/ Metalliferous mining, iron, haematite  


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