A couple of strange ones.

[Goldspeed]

The green was found laying on the banks of the creek at emerald hollow in Hiddenite nc. The other is very heavy and feels almost metallic but doesn't set off a metal detector.

 

[Goldspeed]

Here's the others

 

[Eu_citzen]

Will a knife scratch #1?

Second one might be limonite or even some kinda ironstone.