Table 2.

Elemental weight% of solids at Manleluag.

Wt.%	Source sed.	Ca-rich	Org. rich	Crystal rhomb.	Root
C	24.4	1.72	36.2	4.86	52.4
O	32.2	40.9	41.0	46.5	30.1
Mg	-	2.85	4.4	2.16	1.2
Al	1.5	3.6	2.85	3.64	0.93
Si	2.5	8.88	7.11	6.65	2.22
S	-	-	0.25	-	-
Ti	18.6	-	-	-	-
Mn	0.84	-	-	-	-
Ca	0.37	38.2	7.38	32.7	12.1
Fe	19.55	3.92	0.89	3.54	1.09