unidentified rock

I have no idea what kind of rocks these are but if you can help me identify these it would be greatly appreciated. Thank you

Had some rocks I got three of these from an estate sale a while back. The other I found in Lake Michigan. Not sure what they are. Any takers? (top one is from Lake Michigan. 2nd one is yellowish with black elongated crystals, 4th one is a deep green color, and last one is like a quartz...