Table 1: Specific Gravity values of some ironstone samples.

Sample ID Specific Gravity
L9 3.13
L12 3.78
L20 3.76
L29 3.29
SP2 3.17
L25 3.97
SP6 3.68
SP10 3.20
SP8 3.72
SP3 3.67
MEAN 3.54