Table 1: Summary of calculated densities.

Location AMIR Conventional
MeanStandard deviationMeanStandard deviation

Edge2.4120.0122.3920.012
Middle2.4270.0132.4110.015
Centre2.4370.0172.4220.008
All cores2.4250.0172.4080.017
A total number of cores were 96; 48 from each section