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Fig. 12.22 Lognormal
Q
-
Q
plot of 256 values of Fig.
12.21
(Source: Agterberg
2007a
, Fig. 6)
Fig. 12.23 Lognormal
Q
-
Q
plot for 290 relative gold concentration values of Fig.
12.12
. Best
fitting line indicates approximate lognormality and is used to estimate mean deviation of variable
dispersion index
D
* in random-cut model (Source: Agterberg
2007a
, Fig. 14)
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