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Filters: Tags: Gunnison County, Colorado (X)

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Textures of intrusive breccias, composed of various rock fragments in a matrix of fine- grained rock: From Daisy Mine, fragments consist of mudstone, sandstone and altered porphyry. Colorado. Circa 1936. Plate 5-B, in U.S.Geological Survey Professional paper 219. 1949.
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Album caption: Lake Fork of Gunnison River. Riverside School dam site viewed from right bank 0.7 mile upstream. Gunnison County, Colorado. November 10, 1936.
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Canyon of North Fork of Gunnison River, near Somerset, looking eastward; showing canyon walls, 2000 feet high, consisting principally of sandstones in upper part of Mesaverde formation. The northward-facing brush covered slopes appear at the right and the rock exposures in the southward-facing slopes at the left. Gunnison County, Colorado. 1907. Plate 7-A in U.S. Geological Survey. Bulletin 510. 1912.
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Album caption: Lake Fork of Gunnison River, showing available storage basin downstream from The Gate. Gunnison County, Colorado. November 8, 1936.
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Looking south toward the Porter Mine from the wagon road east of Crested Butte. Shows the gravity incline over which the coal is lowered from the mine to the railway. Gunnison County, Colorado. June 23, 1909.
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Album caption: Lake Fork of Gunnison River. Landslide alcove and fan, left side of valley at Riverside School dam site. The lakes occupy a natural depression, that in the foreground at least is heightened by a beaver dam. Gunnison County, Colorado. Novmeber 10, 1936. (Panorama with photo no. 413). Note: Panorama with pam00413.
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Album caption: Gunnison River, lower North Beaver dam site. Gunnison County, Colorado. November 19, 1936. (Panorama with photo no. 391). Note: Panorama with pam00391.
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White Rock Mountain, a portion of the granitic core of the Elk Mountain, lying some 6 or 8 miles east of Gothic Mountain. Gunnison County, Colorado. 1873.
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Gothic Mountain, East River, picturesque mountain form, as well as a most instructive geological picture. The bast of the mountain is Cretaceous; then comes a broad, deep band of eruptive rock, covered with the Cretaceous, which is again surmounted with the volcanic material forming its summit. Elevation 12,498 feet. Gunnison County, Colorado. 1873. (Photo same as no. 403)
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Album caption and Index card: Mouth of stope of the Brown Derby No. 1 pegmatite (no. 452) showing contact of pegmatite with hornblende gneiss. Gunnison County, Colorado. 1949. Published as figure 32 in USGS Professional Paper 265. 1955.
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The Ruby Anthracite coal mine at Floresta. The forest-covered slopes are characteristic of the Floresta [coal] field. Gunnison County, Colorado. 1909. Plate 11 in U.S. Geological Survey. Bulletin 510. 1912.
map background search result map search result map White Rock Mountain, a portion of the granitic core of the Elk Mountain. Gunnison County, Colorado. 1873. A spur of the Elk Mountains, lying near the head of East River, showing granite eruption, with sedimentary beds lying up on either flank. Gunnison County, Colorado. 1873. Treasure Mountain in Elk Mountains, and view down the canyon of Rock Creek. Gunnison County, Colorado. 1873. View south across East River Pass, Elk Mountains. Gunnison County, Colorado. 1873. Red Rock Falls, Elk Mountains. Gunnison County, Colorado. 1873. Cascades on the Left Fork of Rock Creek, Elk Mountains. Gunnison County, Colorado. 1873. View south and west from the Whitehouse, National Range. Gunnison County, Colorado. 1873. Gothic Mountain, East River, Gunnison County, Colorado. 1873. View south across East River Pass, Elk Mountains. Gunnison County, Colorado. 1873. Gunnison River, lower North Beaver dam site. Gunnison County, Colorado. 1936. Gunnison River, Lake Fork Junction dam site. Gunnison County, Colorado. 1936. Lake Fork of Gunnison River. Gunnison County, Colorado. 1936. Riverside School dam site viewed from right bank. Gunnison County, Colorado. 1936. Landslide alcove and fan, left side of valley at Riverside School dam site. Gunnison County, Colorado. 1936. Panorama of southern end of Quartz Creek pegmatitie district. Gunnison County, Colorado. 1949. Red Rock Falls, Elk Mountains. Gunnison County, Colorado. 1873. Cascades on the Left Fork of Rock Creek, Elk Mountains. Gunnison County, Colorado. 1873. View south and west from the Whitehouse, National Range. Gunnison County, Colorado. 1873. Gothic Mountain, East River, Gunnison County, Colorado. 1873. View south across East River Pass, Elk Mountains. Gunnison County, Colorado. 1873. Gunnison River, lower North Beaver dam site. Gunnison County, Colorado. 1936. Gunnison River, Lake Fork Junction dam site. Gunnison County, Colorado. 1936. Lake Fork of Gunnison River. Gunnison County, Colorado. 1936. Riverside School dam site viewed from right bank. Gunnison County, Colorado. 1936. Landslide alcove and fan, left side of valley at Riverside School dam site. Gunnison County, Colorado. 1936. Panorama of southern end of Quartz Creek pegmatitie district. Gunnison County, Colorado. 1949. White Rock Mountain, a portion of the granitic core of the Elk Mountain. Gunnison County, Colorado. 1873. A spur of the Elk Mountains, lying near the head of East River, showing granite eruption, with sedimentary beds lying up on either flank. Gunnison County, Colorado. 1873. Treasure Mountain in Elk Mountains, and view down the canyon of Rock Creek. Gunnison County, Colorado. 1873. View south across East River Pass, Elk Mountains. Gunnison County, Colorado. 1873.