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Post Info TOPIC: Mokalsar-Siwana Crater


L

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RE: Mokalsar-Siwana Crater
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Occurrence of stishovite in the Precambrian Siwana Volcanic Province, Western Rajasthan, India

Minerals such as coesite, stishovite and meshkelenite, formed due to meteoritic or asteroid impact, signify and preserve events of unusual high temperature and pressure. Here we report the occurrence of stishovite in magnetic particles found in MokalsarSiwana way of the Siwana volcanic province in western Rajasthan, India. Such magnetic spherules, with 57% of magnetite and 37% haematite and with insignificant rare earth element (REE) content have been reported recently from a wide variety of geological formations and Recent Alluvium
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L

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Siwanab.jpg
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Latitude: 2539'19.60"N, Longitude: 7225'5.29"E

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L

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stishovite.jpg
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Latitude: 2641'19.19"N, Longitude: 72 3'40.22"E
Latitude: 2541'48.21"N, Longitude: 7233'19.61"E

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L

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Geologists appear to have stumbled upon a meteorite-hit site in western Rajasthan after they discovered quartz-like mineral that is similar to the one found near the famous Lonar crater lake in Maharashtra.
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