Brown Marble Stone in Afghanistan

www.stonexp.com  2011-08-12 09:39:58  Popularity Index:0  Source:Internet
There may properly be considered a broad wide range of brown marble stone afghanistan in Afghanistan presently extracted from quarries in Badakhshan, Balkh, Bamyan, Helmand, Herat, Kabul, Kandahar, Logar, Faryab, Wardak, Nangarhar, Paktia, Parwan and Samangan. from the past, quarries have been energetic in the huge limestone and dolomite assets in Badakhshan Province. For example, the Sabz quarry worked a reduce carboniferous limestone source determined at some 13 million tons. There are also brown marble stone assets in Baghlan, Bamyan and Herat provinces. Marble may be also worked for crushed rock aggregate in Badakhshan, Herat, Kabul, Kandahar, Wardak and Nangarhar provinces. Ordinarily in these operations, a insufficient production know-how and plant up keep effects in bad best quality aggregate with an too much proportion of flaky and low-strength particles.Some belonging in the direction of selected best quality marble from Afghanistan is “onyx marble”. Onyx may properly be considered a banded broad range of chalcedony, a cryptocrystalline type of quartz. The Afghan onyx may, in fact, be considered a broad range of aragonite referred to as travertine. However, the conventional name of onyx persists to be in use to this day. Afghan onyx is valued for its coloring banding ranging from light to yellow, eco-friendly or brown. Afghan onyx is quarried in several provinces which consists of Bamyan, Helmand and Faryab.