Pragmatic Approach for Health Risk Assessment of Bauxite Tailing Waste Materials - Environmental Contamination: Health Risks and Ecological Restoration - page 94

TABLE 6.1
EnTox.Identiication.Codes.for.Bauxite.Tailings.
and.Respective.PM 10 .ID

EnToxID—Bulk
Tailings LocationofDam EnTox—PM 10

BT1-North.NE EnTox.11 PM 10 -11

BT1-North.NW EnTox.7 PM 10 -7

BT1-North.SE EnTox.8 PM 10 -8

BT1-North.SW EnTox.6 PM 10 -6

BT2-South.Dune EnTox.3 PM 10 -3

BT2-South.NE EnTox.9 PM 10 -9

BT2-South.NW EnTox.2 PM 10 -2

BT2-South.SE EnTox.5 PM 10 -5

BT2-South.SW EnTox.4 PM 10 -4

BT3-West.NE EnTox.12 PM 10 -12

BT3-West.NW EnTox.13 PM 10 -13

BT3-West.SE EnTox.1 PM 10 -1

BT3-West.SW EnTox.10 PM 10 -10

House.Dust EnTox.14 PM 10 -14

Residential area

BT1

Wind direction

BT3

House dust
Bauxite sample

BT2

FIGURE 6.1
A. schematic. diagram. of. the. 3.adjoining. bauxite.tailings.dams.and. a.nearby.residential. area.
showing.13.bauxite.sampling.locations.and.2.house.dust.samples.to.form.a.composite.sample.

Separation. of.≤PM 10 . particles. (henceforth. PM 10 ). was. carried. out. using. a.
Cyclone.separator.(SKC-225-69-25,.SKC,.Somerset,.PA).itted.with.membrane.
disc.ilters.(GLA-5000,.Pall.Corporation,.East.Hills,.New.York).
Mineralogy.of.the.bulk.tailings.and.house.dust.was.examined.using.the.
XRD.technique..Each.of.the.≤PM 10 .samples.(about.100.mg).was.lightly.pressed.