Particles or Fibers | Count | Percentage | Greatest Dimension - Length (μm) Ave ± SD | Aspect Ratio Ave |
---|---|---|---|---|
Particles by Morphology | 156 | 78.0% | 7.3 ± 5.0 | 1.7 |
Fiber by Morphology Aspect ratio 3:1or > | 44 | 22.0% | 13.1 ± 9.3 | 6.3 |
Asbestos by EDS | 0 | 0% | 0 | 0 |
Compositional Analysis | ||||
Talc by EDX MgSi wt% ratio 0.595–0.695 | 107 | 53.5% |  |  |
  Particles | 77 | 72.0% | 9.2 ± 5.4 | 1.8 |
  Fibers - Aspect ratio 3:1or > | 30 | 28.7% | 14.9 ± 9.8 | 6.7 |
MgSi by EDX but not talc by wt% ratio | 5 | 2.5% | Â | Â |
  Particles | 3 | 60.0% | 10.8 ± 6.0 | 1.4 |
  Fibers - Aspect ratio 3:1 or > | 2 | 40.0% | 7.9 ± 5.9 | 4.1 |
MgSi by EDX, but not talc by composition | 60 | 30.0% | Â | Â |
  Particles | 51 | 85.0% | 5.3 ± 4.0 | 1.7 |
  Fibers - Aspect ratio 3:1or > | 9 | 15.0% | 8.8 ± 6.3 | 6.3 |
Mg + Si + > 5% Ti, Al, or Ca | 27 | 13.5% |  |  |
  Particles | 24 | 88.9% | 5.5 ± 4.5 | 1.5 |
  Fibers - Aspect ratio 3:1or > | 3 | 11.1% | 11.7 ± 10.5 | 4.8 |
Mg + Si + > 5% Cr (particle) | 1 | 0.5% | 2.03 | 1.2 |