Geoscience Reference
In-Depth Information
6
Figure 6.7
(a) Some options for notebook layout for graphic logging. (b) Header of an example graphic
logging sheet.
conditions. There is more chance of losing one of a set of
loose-leaf sheets than a notebook. Logging sheets are,
however, particularly useful and extensively used for
logging core (e.g. International Ocean Drilling Program
(IODP) legs and petroleum companies), where they are
easier to handle and the standard sheet ensures that
different authors record the same type of information.
2. Decide on an appropriate vertical scale, taking into account
the average and minimum thickness of the units to be
