This might be. Seems a bit to sparkly.

[u/Various-Specific-773]

[u/pickin-a-fart]

I’m guessing pyrite, but don’t take my word. Other people here know much more than me. I just want to know if my guess is correct or not.

[u/aggregated_basalt]

Pyrite

[u/Past_Consequence_536]

Crush it fine and see.

[u/rhex1]

Chalcopyrite I think, but that's a good indicator pf possible gold. Crush that rock, pan, use a macro lens or loupe on the concentrate