Mineralogy and origin of dumortierite from Girola area,Bhandara district,Eastern Maharashtra |
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| Authors: | Rajkumar R Meshram Kunal B Ingle |
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| Institution: | 1.AMSE Wing, Southern Zone,Geological Survey of India,Hyderabad,India;2.Ground Water Survey and Development Agency,Osmanabad,India |
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| Abstract: | Dumortierite an aluminium borosilicate mineral occurring as aggregates of fibrous, nodular and displaying variable colours
is found at Girola hill of Bhandara district. It is associated with kyanite, sillimanite, andalusite, muscovite (sericite),
quartz, topaz, rutile, tourmaline and pyrophyllite. It is pink, violet and blue (indigo blue) in colour associated with quartz
veins. It shows strong pleochroism from colourless to light pink and pale blue to violet (azure blue). |
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