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Fossiliferous chalcedony

Posted: Mon Mar 30, 2020 4:33 pm
by Microworldofgems
Thin section of fossiliferous chalcedony. Polarized light and wave plate.

Re: Fossiliferous chalcedony

Posted: Mon Mar 30, 2020 6:19 pm
by MichaelG.
Spectacular !!

MichaelG.

Re: Fossiliferous chalcedony

Posted: Tue Mar 31, 2020 5:39 am
by Scarodactyl
It's downright fossilicious!

Re: Fossiliferous chalcedony

Posted: Tue Mar 31, 2020 12:53 pm
by KurtM
Perhaps someone who understands what this image is showing could give a description for those who do not? This is a branch of study which many are unfamiliar with, including yours truly. It's pretty, but uninteresting because I don't know what I'm looking at other than 'Fossiliferous chalcedony', whatever that is. Thank you.

Re: Fossiliferous chalcedony

Posted: Tue Mar 31, 2020 1:13 pm
by Wes
Looks beautiful and I second what Kurt said. Would be great to learn a thing or two about what we are all looking at.

Re: Fossiliferous chalcedony

Posted: Tue Mar 31, 2020 8:14 pm
by Chris Dee
Impressive section. Nice work.

Re: Fossiliferous chalcedony

Posted: Tue Mar 31, 2020 9:27 pm
by MichaelG.
I am no expert, but Chalcedony is one of the many forms of Quartz:
https://rocktumbler.com/blog/what-is-ag ... halcedony/

And ‘fossiliferous’ means there are fossils in it

MichaelG.

Re: Fossiliferous chalcedony

Posted: Wed Apr 01, 2020 4:24 pm
by Microworldofgems
MichaelG. wrote:
Tue Mar 31, 2020 9:27 pm
I am no expert, but Chalcedony is one of the many forms of Quartz:
https://rocktumbler.com/blog/what-is-ag ... halcedony/

And ‘fossiliferous’ means there are fossils in it

MichaelG.
There you have it...thanks for adding the detail of what chalcedony is for those unfamiliar with the term.