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KIC004380 - 8 The six pictures below represent grains and...

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Unformatted text preview: 8. The six pictures below represent grains and their observed indicatrix secions. Under crossed polars (XPL) which of the following grains in their current orientations are. (You can label each picture a, b, c etc. in terms of what you think applies) (15 points): a) in an extinct position? b) show maximum interference colors? c) show minimum interference colors? 8 )fl have parallel extinction? e w are length~slow or ength-fast? b, 1/“ 1/ an at A /. !/l g, © H. R. Karlsson 2010 ...
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