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Complex, caddisfly-dominated (Insecta: Trichoptera) carbonate mounds up to 9 m tall and 40 m in diameter formed in the nearshore environment of Eocene Lake Gosiute. The mounds outcrop for 70 km in reef-like geometries along the northern margin of Lake Gosiute in Wyoming. The relationships among the caddisfly larvae, the benthic microbial mat and physicochemical nearshore processes of Eocene Lake Gosiute resulted in unique external and internal carbonate mound morphology. Externally, the large carbonate mounds are formed by the lateral and vertical coalescence of several layers of smaller columns. The smaller columns are generally 1?2 m tall and are 0.5?1 m in diameter. Each layer or generation of smaller columns...
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Tufa, deposited by ancient Searles Lake, east of road about 2 miles south of Salt Wells, NE cor.T. 27 S., R. 41 E., 20 miles northeast of Randsburg, Searles Lake Quadrangle. San Bernardino County, California. September 24, 1917.
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Tufa hill, 300 yards east of road, about 1.5 miles southwest of Valley Wells, 20 miles northwest of Randsburg. Searles Lake Quadrangle. San Bernardino County, California. September 24, 1917.
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View of tufa (white) plastered against conglomerate in channel east of lava hill, southwest of B.M.1977, Wingate Pass, 40 miles northeast of Randsburg, Searles Lake Quadrangle. San Bernardino County, California. September 27, 1917.


    map background search result map search result map Tufa. San Bernardino County, California. 1917. Tufa hill. San Bernardino County, California. 1917. Near view of tufa. San Bernardino County, California. September 1917. Wingate Pass. San Bernardino County, California. 1917. Tufa. San Bernardino County, California. 1917. Tufa hill. San Bernardino County, California. 1917. Near view of tufa. San Bernardino County, California. September 1917. Wingate Pass. San Bernardino County, California. 1917.