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(This photograph is on the website created before FY-04!!) Tongues of diorite porphyry extending upward into calcareous beds, metamorphosing, shattering and mineralizing them, on 1,100 foot level, McCormick crosscut Silver King mine, looking southeast. Summit County, Utah. Circa 1904.
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Lower terminal of Highland Boy tramway. Salt Lake County, Utah. 1902.
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Dissection of bottom gravels by Bingham Creek in lower Bingham Canyon. View is northest. Salt Lake County, Utah, 1900. Published in black and white as plate 47a in U.S. Geological Survey. Professional paper 38. 1905.
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Horse of Bingham quartzite in monzonite dike sill, Utah level, Old Jordan mine. Salt Lake County, Utah. 1900, plate 22-B in U.S. Geological Survey. Professional paper 38. 1905.
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Banded black and white coarsely crystalline marble; looking west; first mouth of drift on first hanging wall vein east of No. 2 shaft; 1500 level, Ontario mine. Miner's lamp for scale. Park City District. Summit County, Utah. ca. 1902.
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Form a panorama. Park City monocline shows monoclinal structure of sedimentary formations. Weber quartzite in foreground, Park City formation capping first spur. Thaynes formation on the second and third cuestas, and heavy Triassic sandstone forming the prominent cuesta in the right background, all dipping northwest. Park City in middle ground; Ontario mill in left foreground, and Silver King mine and Crescent Ridge in left background, looking southwest. Summit County, Utah. Circa 1904. Plate 4-A in U.S. Geological Survey. Professional paper 77. 1912.
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Cropping of zone at "Discovery," between quartzite walls, looking northeast. Summit County, Utah. Circa 1904. Plate 32-A in U.S. Geological Survey. Professional paper 77. 1912.
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Stalactite of pisanite, Old Jordan Mine. Salt Lake County, Utah. 1900, black and white published in color as plate 20 in U.S. Geological Survey. Professional paper 38. 1905.
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Bedded ferruginous conglomerate along Bingham Creek one-half mile below upper Bingham. Salt Lake County, Utah. 1900, plate 12 in U.S. Geological Survey. Professional paper 38. 1905.
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Photomicrograph of fresh and metamorphosed limestone, fresh blue limestone, metamorphosed limestone, white marble, no. 7 tunnel Highland Boy mine, adjacent to intrusive, showing rock altered almost entirely to coarse granular calcite. Salt Lake County, Utah. 1900, plate 29-B in U.S. Geological Survey. Professional paper 38. 1905.
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Advanced replacement of limestone by copper ore, the dark bands are chalcocite, chalcopyrite and pyrite, the light ones are granular quartz and cherty siliceous limestone. Retention of bedding structure indicates replacement; Telegraph mine, Grecian Bend level. Salt Lake County, Utah. 1900, plate 32-A in U.S. Geological Survey. Professional paper 38. 1905.
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Mines in upper Ontario Canyon, Ontario mine in middle ground, shaft No. 2 at left, shaft No. 3 at right, Wabash shaft in center. In background Naildriver shaft at right, New York shaft at left. Looking southeast. Summit County, Utah. 1902.
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Forms a panorama with photos 197,198. Surface improvements at the Silver King mine, including shaft house, workshops, bunk and boarding house, sampler, mill and aerial tramway. View is west-northwest. Park City District. Summit County, Utah. ca. 1902.
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Daly West mine, 1400 feet level, west end stope 40-50 feet above level showing foot wall, pay streak of galena pyrite, some chalcopyrite, slight resin zinc, and silicious gangue. Fissure zone is 30 feet wide. Park City district, Summit County, Utah. 1905.
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Photomicrographs showing replacement of metamorphosed limestone by chalcopyrite and pyrite. Chalcopyrite and pyrite replacing siliceous limestone. From no. 1 ore body, no. 6 level, Highland Boy mine. Irregular intergrowth of chalcopyrite and pyrite. Salt Lake County, Utah. 1900, plate 34-B in U.S. Geological Survey. Professional paper 38. 1905.
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Form a panorama with photo 202 of Daly West, Daly Judge, and Diamond-Nimrod mines, and Crescent-fault bluff. View is southwest. Park City District. Summit, Utah. ca. 1902.
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Boston Consolidated Tunnels, Salt Lake County, Utah. 1902.
map background search result map search result map Park City monocline shows monoclinal structure of sedimentary formations (panorama). Summit County, Utah. Circa 1904. Cropping of zone at "Discovery," between quartzite walls, looking northeast. Summit County, Utah. 1904. Park City monocline shows monoclinal structure of sedimentary formations (panorama). Summit County, Utah. Circa 1904. Cropping of zone at "Discovery," between quartzite walls, looking northeast. Summit County, Utah. 1904.