dark grey collor

[arthur kierski]

when testing a chloride solution with stanous chloride,i obtained a dark grey collor---anyone can give me a hint of what could the pm be?i did this test for pt which i tried to obtain from harddisks platters----could it be rutenium?

 

[Lino1406]

Tellurium? (black)

 

[Harold_V]

The only reaction I ever got with stannous chloride that wasn't explained as a precious metal was a hint of gray. I have long wondered if it was tellurium.

Harold