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The largest producing mines of Virgin Valley have been the famous Rainbow Ridge, [41] Royal Peacock, [42] Bonanza, [43] Opal Queen, [44] and WRT Stonetree/Black Beauty [45] mines. The largest unpolished black opal in the Smithsonian Institution, known as the "Roebling opal", [ 46 ] came out of the tunneled portion of the Rainbow Ridge Mine in ...
The Mexican Geological Survey developed a database containing geological mining exploration maps at scales of 1:250,000,and 1:50,000. The database was launched in 2003 and contains information of all geological and geochemical maps. [4]
The name "Tequila" has been protected by the Mexican government since 1974, and its use is limited to products distilled from agave grown in certain regions of Mexico. These regions are in the states of Jalisco, Michoacán, Nayarit, and Guanajuato, and parts of the State of Tamaulipas. The lands in Tamaulipas were added later as the need to ...
This list of mines in Mexico is subsidiary to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.
22 Mexico. 23 New Zealand. 24 Netherlands. 25 Norway. ... Umoona Opal Mine and Museum South Australia Coober Pedy: ... Map this section's coordinates using OpenStreetMap.
The following 79 pages use this file: 2002 WGC-World Cup; 2010–11 Tercera División de México season; 2011–12 Tercera División de México season
In 1792, the mines produced 120,166 marks and 4 ounces of silver. Around 1830, silver production dropped off dramatically, leading to a general economic depression in the region. After the War of Independence , Bolaños was assigned to the 8th canton of the free and sovereign state of Jalisco.
Jalisco, [a] officially the Free and Sovereign State of Jalisco, [b] is one of the 31 states which, along with Mexico City, comprise the 32 Federal Entities of Mexico. It is located in western Mexico and is bordered by six states, Nayarit , Zacatecas , Aguascalientes , Guanajuato , Michoacán , and Colima .