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Estimating pavilion depth and angle

Garry H (Cut Nut)

Super_Ideal_Rock
Trade
Joined
Aug 15, 2000
Messages
19,147
Estimating pavilion depth and angle the old-fashioned way. Just wrote this up for my one day book:Estimating pavilion depth percentage and angle.png
 
Some pics to help understand:
1st just under 40 degree, 2nd 40.6, third about 40.1 and last around 40.5 degrees.
fig18.gif
 
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