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In 1883, prospectors discovered a rich vein of colemanite borax in the Calico Mountains 4 miles east from the silver mining town of Calico. The claim was bought by mining tycoon William Tell Coleman, who owned and worked several borax mines in Death Valley, including the Harmony Borax Works, famous for the Twenty-mule teams which were used to haul borax to the railroads at Mojave, California.
After discovery of Borax deposits here by Aaron and Rosie Winters in 1881, business associates William Tell Coleman and Francis Marion Smith subsequently obtained claims to these deposits, opening the way for "large-scale" borax mining in Death Valley. [3] Coleman constructed Harmony Borax Works and production of borax started in late 1883. [4]
In this structure, there are two four-coordinate boron centers and two three-coordinate boron centers. It is a proton conductor at temperatures above 21 °C. Conductivity is maximum along the b-axis. [16] Borax is also easily converted to boric acid and other borates, which have many applications. Its reaction with hydrochloric acid to form ...
The property was sold to the Death Valley Hotel Company in 1956, and finally to the National Park Service. [2] Little remains of the structures but ruins. The works originally included a boiler, a tank for dissolved borax, and open tanks for crystallization of the borax. A stone building stood nearby to house the workers.
Location of Clark County in Arkansas. This is a list of the National Register of Historic Places listings in Clark County, Arkansas. This is intended to be a complete list of the properties on the National Register of Historic Places in Clark County, Arkansas, United States. The locations of National Register properties for which the latitude ...
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Craighead County, Arkansas, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
Smith's Pacific Coast Borax Company then established and aggressively promoted the 20-Mule-Team Borax brand and trademark, which was named after the Twenty Mule Teams that Coleman had used, from 1883 to 1889, to transport borax out of Death Valley to the closest railroad in Mojave, California (and as Smith himself had developed even earlier at ...
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