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Mystery Fossil


B!llGa

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Piranha,

Thank you and I'll pass this along. So does it appear that this would be a common fossil to find it in southern Indiana?

If so why would a museum want it?

Thank!!!!

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......why would a museum want it?

He's keeping the door open, because he has not yet identified it ;)

"There has been an alarming increase in the number of things I know nothing about." - Ashleigh Ellwood Brilliant

“Try to learn something about everything and everything about something.” - Thomas Henry Huxley

>Paleontology is an evolving science.

>May your wonders never cease!

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So would the museum display this after they cleaned it or is it not really to big of a deal? Sorry but with me donating it I'm hoping it doesn't just sit in a drawer....thanks!!

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If they establish something special about it, then they may write a scientific article about it with you as coauthor since you discovered it, which is an exciting thing in itself for a hobby collector. You could also specify that they make a colored mold copy of it for you in exchange for the donation. However, not meaning to sound pessimistic, it would probably end up in a drawer after the excitement has died down. But that's just my personal opinion based on a bit of experience.

Edited by Ludwigia

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Thank you Ludwigia!,

That would be really cool!

I don't know how long it'll be for them to remove the rock and clean it up but once they do I'll post some pictures of.

The little spot he did clean only took about 10-15 min. But I'm sure it'd be awhile.

Thanks again

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  • 2 weeks later...

Greetings! I live in Jackson county, is there any chance you could give me a lead as to where you found this?

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So would the museum display this after they cleaned it or is it not really to big of a deal? Sorry but with me donating it I'm hoping it doesn't just sit in a drawer....thanks!!

There are two possibilities as I see it. It is probably from the Rockford limestone, or the New providence shale. The New Providence is barren in our area, so if this came from that formation it would be pretty spectacular. The Rock ford limestone has diverse cephalopods, but is poorly exposed.

Edited by Cryptidsaurian
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It is a coiled nautiloid from the lower Mississippian from the Borden Group in Indiana, It is very similar to the ones found as mentioned from Big Hill in Madison Co. KY. From what I see it is Maccoyoceras The best source I have found for lower Mississippian cephalopods in this area is "Lower Mississippian Cephalopods of Michigan, Part II Coiled Nautiloids. By Miller and Garner, 1953.

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Siderite nodules are very common in the lower Borden in both Indiana and KY, In KY to the East, it is the Nancy Member. To the West it is the New Providence that occurs in Louisville into Indiana. They are age equivalent but have different source areas. The Nancy's comes from the northeast and the New Providence comes from more northern. Dr. Mason from Morehead State is using Ammonoids to correlate the two basins. I would like to do the same using nautiloid like this at some time. I have found in KY they have very distinct horizons and over 15 genera. Some are very continuous over the delta slope where others are replaced by other genera.

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jgcox, it is hard to tell from the pictures but the specimen you found may also be Maccoyoceras they are very common in the lower horizon near the road. The preservation of the fossils varies greatly. Some are siderite replaced like yours, others are pyrite or silicified or a combination of the three. There is also a very large flat Ammonoid Merocanites that occurs in the lower horizon that can look a lot like some of the nautiloids.

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Cryptidsaurian,

How would I know if it came from the limestone or the shale?

Thanks!!

It is hard for me to say, the matrix doesn't look like the Rockford limestone, and so it may be from the new providence as has been suggested. I'd suggest going back to try and find the source rock. I'm leaning shale at this point and as Howard said it may have come from a siderite concretion which are common in the new providence.

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I am looking for you're guys input;

What are the pros and cons of donating this to a museum?

I'm pretty sure that it's rare and the museum really wants it.

They said they'd give my brother and I credit for the discover

And they would make us both a color copy.

But if it turned out to be a new species would it be valuable?

Thanks!!!

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But if it turned out to be a new species would it be valuable?

Thanks!!!

The value is scientific and not monetary. This is just a little bitty nautilus which would only interest specialists and not a complete dinosaur skeleton which Bill Gates might think about buying as a Christmas present for his wife. It sounds like the guys from the museum are being fair with you, so I would recommend you donate it to them. You'll have a copy of it and perhaps also a scientific article about it to put on display at home, as well as a nice story to tell. If it turns out to be a new species, then the scientific community will be happy to have been able to have benefited from your discovery.

Edited by Ludwigia

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Thanks!! That's what I was thinking, I am going to donate it. I really like the guys at the museum and I can't wait to see it cleaned up.

I had to ask to make sure though.lol...

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