Table 1: Results obtained from the identification tests.

Materials Touch /Smell/
Washing Test
Cigar Test Pellet Test Bottle Test
S1 - No smell ;
- Very cohesive
Average value of the lengths: 7.13 cm - High shrinkage;
- Earth crashes with difficulty between the fingers
Presence of all the elements
S2 - No smell ;
- Less cohesive ;
-Abrasive sensation.
Average value of the lengths: 5.46 cm - Low shrinkage ;
- Earth crashes easily between the fingers
Absence of all the elements