January 24 Through February 4—TUCSON, ARIZONA: Annual show
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 Post subject: More help identifying tumbled stones
PostPosted: Thu Apr 08, 2021 4:46 am 
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Another new member looking for some help... I was hoping someone here could help me identify these tumbled stones. My best guesses are unakite (for the bottom green one) and perhaps jasper for the other green one? I am stumped for the other two and been doing lots of Google image searches only to end up more unsure. I do realise I have only a picture and I have no other tools to provide more information, but I'd be grateful for anything that can help me look further. Thanks!


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 Post subject: Re: More help identifying tumbled stones
PostPosted: Thu Apr 08, 2021 5:11 pm 
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Three of them look to be some sort of Brecciated Jaspers (mixed conglomerates of different minerals).
The top right is fascinating, looks like some shell and mixed sea snail shells. But that's assuming its natural or organic and not man-made. Would make an intriguing cabochon. Sorry not much help.

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 Post subject: Re: More help identifying tumbled stones
PostPosted: Thu Apr 08, 2021 7:09 pm 
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I suspect the specimen on the right consists of fossil crinoids.
The one on the bottom resembles unakite.
Maybe the one on top could be ruby in zoisite
I think brecciated jasper is a good call for the one on the left.


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 Post subject: Re: More help identifying tumbled stones
PostPosted: Thu Apr 08, 2021 10:22 pm 
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the unakite and crinoid are certainly correct. I would have to see the others in hand before venturing a guess.


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 Post subject: Re: More help identifying tumbled stones
PostPosted: Fri Apr 09, 2021 4:37 am 
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Thanks all, that's really helpful! The jasper and ruby/zoisite suggestions do show a lot of similarities, and I didn't even think of fossils for the grey one! I wish I could remember how I got it, but it's likely from a market gemstone stand. It may actually have been sold as a fossil stone.


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