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Bertie Lagerstatte Trip


pleecan

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Very nice finds,it seems to be a very nice site,congrats :)

Thanks Nala.

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  • 2 weeks later...

May 21/2010 Trip...

Collected in the Devonian Cherty Limestone that sits on top of the Silurian Bertie Formation. There is an abundance of microfossils in the Blue-Grey Chert.

7mm crinoid

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other stuff... Bryozoans?

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Some weathered hash plates:

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more pics.... imaged under a metallurgical microscope.

Micro fossils in Blue Grey Chert.

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Edited by pleecan
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Helicon stacked processed images 20X magnification

Devonian Micro fossil in Chert Bois Blanc Formation Fort Erie ON Canada. Collected May 21/2010.

Identity not known at this time.

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Edited by pleecan
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more pics fossils in chert Bois Blanc Formation

20X magnification

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Edited by pleecan
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more pic fossils in Chert Matrix from Bois Blanc Formation

1.5" long

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What in the world???

Peter, that's pretty cool. I'm looking forward to you hearing back from the experts.

Great job! Thanks for taking the time to search & share,

tim

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I am having lots of fun exploring the Bois Blanc Formation... fossils in micro quartz Chert is really neat.

Peter

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Peter,

This is a really interesting thread, and your pictures are stunning!

I have to say that I am going to be looking more closely at some of my past finds because of this thread.

Thanks for sharing and getting me to think about the small stuff!

Best regards,

    Tim    -  VETERAN SHALE SPLITTER

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"In every walk with nature one receives far more than he seeks."

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You are welcome Tim and thanks for the compliments... I am also a beginner looking at fossils from a different perspective.... I got good optical equipment that allows me to probe the micro realm of fossilized materials.... most of the stuff I am seeing is totally alien to me and to be able to share these images to folks that may be curious is a great thing.

Peter

Edited by pleecan
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More devonian Fossils in Chert from Bois Blanc Formation .... imaged with my new toy a DSLR Foveon Camera with a microscope objective lens direct coupled sort of like a Hybrid Microscope Camera mounted on super heavy duty rack and pinion 1.5" diameter mount.

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PL,

Nice, to meet you on the way back from NY!

Finally got a sec to look at all these pics, just amazing!

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PL,

Nice, to meet you on the way back from NY!

Finally got a sec to look at all these pics, just amazing!

Hey Plac : Good to have met you and Dave the other day at the office. Thanks for all the goodies which I will be distributing to Northern Sharks next time I see him. Glad that you made it back safely. Still trying to figure the ids on the chert fossils... there is lots of them and I think are fairly common but excellent preservation. Janet W replied that the fossils looked intriguing.. first impressions crinoid stem then she changed her mind... she is not sure and will get back to me in 3 weeks as she is heading off to vacation.

PL

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June 11, 2010 trip.... The quarry was empty of collectors I was the sole collector today.

Collected must be 50lbs of chert for my microfossil hunt.

Went through the discarded piles of Bertie limestone tossed by other collectors and found 3 gems:

Fairly Rare Silurian Orthocone nautiloid approx 7"

( This is my 1st specimen and 2nd sighting of cephalopod from the Bertie/Williamsville formation in 6 yrs)

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Phyllocarid approx 1.75"

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Rare Cooksonia

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Will be posting lots of chert microfossils later on...

PL

Edited by pleecan
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The Silurian Bertie Lagerstatte has a unique biota where shallow lagoons filled with eurypterids.... and on the banks some of the worlds oldest terrestrial vascularized plants began to evolve ... and now even more intriguing are some fossils preserved in the Devonian layers in chert with ultra fine structures.

PL

Edited by pleecan
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Peter: Looks like you had a fun day. Love the orthocone, was it from the trench, the main hunting area or somewhere else?

There's no limit to what you can accomplish when you're supposed to be doing something else

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Peter: Looks like you had a fun day. Love the orthocone, was it from the trench, the main hunting area or somewhere else?

Hey Kevin: The orthocone was found in a discarded pile of rocks in the main hunting area... this is my first orthocone from this site in 6 yrs... the real haul are the chert fossils which I spent the bulk of the day collecting.... imaging them under the scope camera with a 4x microscope Plan Achro objective.

Peter

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Here are the neat looking still unidentified fossils in Blue Chert from Bois Blanc Formation. Taken with 4X Plan Achro objective

Sigma SD10 DSLR

Helicon Stacked images

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Remainder are non Helicon processed images:

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Chert Inclusion approx 1" diameter.

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Imaged captured with 2x Microscope Objective 0.05 NA, 160. With Sigma SD10.

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Field of view approx 2.25" x 1-3/8" with this new direct coupled system microcam setup.

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Edited by pleecan
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Peter, I only got a couple of pieces of that Chert when I was there, do you find large enough chunks to slab? How about any macro fossils that may weather out on the surface? I just love the porcelain blue color against the sharp white of the fossils.

-Dave

__________________________________________________

Geologists on the whole are inconsistent drivers. When a roadcut presents itself, they tend to lurch and weave. To them, the roadcut is a portal, a fragment of a regional story, a proscenium arch that leads their imaginations into the earth and through the surrounding terrain. - John McPhee

If I'm going to drive safely, I can't do geology. - John McPhee

Check out my Blog for more fossils I've found: http://viewsofthemahantango.blogspot.com/

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