Identification of Asbestos Using Laser-Induced Breakdown Spectroscopy: A Viable Alternative to the Conventional Approach?

Table 3

Peak intensity ratios for different types of asbestos.

Element ratio	Actinolite	Amosite	Anthophyllite	Chrysotile	Crocidolite	Tremolite
Fe (438) : Mg (518)	0.198 (6)	0.408 (7)	0.044 (2)	0.033 (1)	0.606 (18)	0.027 (1)
Na (589) : Mg (518)	0.64 (1)	0.117 (3)	0.116 (3)	0.070903	4.58 (7)	0.133 (2)
Fe (438) : Si (634)	0.72 (4)	8.6 (4)	0.64 (4)	0.31 (2)	5.15 (30)	0.164 (7)
Mg (518) : Si (634)	5.41 (18)	21.1 (1.0)	14.6 (6)	9.5 (3)	8.4 (4)	6.14 (11)
Ca (423) : Si (634)	1.89 (8)	2.0 (1)	0.28 (2)	0.53 (3)	2.43 (15)	1.22 (2)