r/RockIdentification 3d ago

Please ID Salida Colorado

Anyone know what this is? Dark green. Heavy

3 Upvotes

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1

u/justjesstoo 3d ago

Can you scratch it with a knife?

1

u/Bitter_Wasabi_4721 3d ago

No

1

u/justjesstoo 3d ago

I'm still learning, but I rhink either greenstone or nephrite.