quartz?

These were landscaping rocks I found, so I'm not sure of their original origin point but I do know they're all from around the same place. The gold/yellow stuff has some rainbow glints to it, and the white crystal ish stuff is pinkish in real life. bottle cap for scale.

I was out for a walk earlier and cut through my neighbour's driveway and yard - saves me almost 3/4 of a mile. I found this "rock" in their chat driveway (blueish grey gravel for those who do not know) as I was crossing it. It stood out like a sore thumb (what ever that looks like) and when I...

Hi there, I am new to the forum. Had this rock in my possession for almost two decades. I recently found it again after clearing out my cupboards. Can anyone help identify the rock and /or minerals in it please? And I am curious to know if I actually have a treasure rock that's worth...