IS 13357 : 1992 Methods of grading and visual classification of muscovite mica splittings
UDC 621.315.613.1 : 620.1 | ETD 2 |
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Reaffirmed 2018 |
1 Scope
This standard covers the methods of size classification ofmuscovite mica splittings by standard commercial grades andspecifies the maximum allowable physical defects for each grade. Itis applicable to commercially available natural muscovite micasplittings, irrespective of the basic colour of the mica or itssource.
2 References
IS 1175 : 1957Methods for grading and classifications of muscovite micablocks, thins and films is a necessary adjunct to thisstandard