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Decorative stone mineral From Wikipedia, the free encyclopedia
Shoksha quartzite, Shoksha porphyry, or crimson quartzite (Russian: малиновый кварцит, literally "raspberry quartzite") is quartzose sandstone of deep red color variously described as purple or crimson resembling true porphyry.[1] It is named after Shoksha, Karelia, a village in Prionezhsky District, Karelia, Russia, close to its deposits. Currently it is mined mostly in the nearby miner's settlement of Kvartzitny by Lake Onega.[2] Its shades of red color is due to iron oxides.[1]
This durable and expensive material was used for decoration of many Russian palaces, cathedrals and sculptures.[2]
Scrap crimson quartzite is of various utility in Russia. Due to its high heat resistance it is used for fireplaces in banyas and saunas. Its durability makes it suitable for pavements. Due to its aesthetic qualities it is used minor decorations, etc.[1][3]
In Soviet times the major usage of Shoksha quartzite was in glass industry, for grinding balls and linings used in grinders for grinding mineral components for glass.[4]
In 1981 the estimated volume of the Shiksha quartzite field was over 1.3 million cubic meters.[4]
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