Numbers

Areas

Particles/ sub-particles

Forms

Approximate dimensions

Compositions

Distinctive features

1

F

F13-f14-1

elongated

1 µm

silver sulphide and chloride

sub-particle on f13-f14

2

I

I57-ag

pentagonal

1.3 µm

silver

Part of a colorant

3

J

j72

in two parts

700 nm

pure silver

4

M

m10

ovoid

1 µm

copper/silver alloy (Pb traces)

billion

5

P

p39

approximatively pentagonal

7µm

silver/copper alloy

in a PVC plastic