[Rockhounds] "World's Oldest Fossils" (Stromatolites, Greenland) Might Actually Be Simple Rocks

[Tim Fisher]

That's almost a relief. I was intrigued reading the initial articles but was
extremely skeptical. Looks like the original authors are sticking to their
guns. 

Tim Fisher
Orerockon.com
Email nospam at orerockon.com

-----Original Message-----
From: Rockhounds [mailto:rockhounds-bounces at rockhounds.drizzle.com] On
Behalf Of Paul
Sent: Thursday, October 18, 2018 7:58 AM
To: Rockhound List
Subject: [Rockhounds] "World's Oldest Fossils" (Stromatolites, Greenland)
Might Actually Be Simple Rocks

"World's Oldest Fossils" Might Actually Be Simple Rocks, And We're Here For
The Drama, Carly Cassella Science Alert
https://www.sciencealert.com/doubt-raised-over-current-record-holder-oldest-
fossil-sign-of-life

Geologists Question 'Evidence Of Ancient Life' In 3.7 Billion-Year-Old
Rocks, NPR, Heard on All Things Considered
https://www.npr.org/2018/10/17/658103489/geologists-question-evidence-of-anc
ient-life-in-3-7-billion-year-old-rocks

The paper is:

Abigail C. Allwood, Minik T. Rosing, David T. Flannery, Joel A. Hurowitz and
Christopher M. Heirwegh, 2018, Reassessing evidence of life in
3,700-million-year-old rocks of Greenland.
Nature, Letter | Published: 17 October 2018
https://www.nature.com/articles/s41586-018-0610-4

A related paper is;

Retallack, G.J. and Noffke, N., 2018. Are there ancient soils in the
3.7 Ga Isua Greenstone Belt, Greenland?. Palaeogeography, Palaeoclimatology,
Palaeoecology. Volume 514, Pages 18-30.
https://www.sciencedirect.com/science/article/pii/S0031018218305984

Yours,

Paul H.

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