Natural Science Forum / Earth Science / Geology / April 2004

http://members.socket.net/~joschaper/rock.jpg
A lay correspondent of mine gives this description of her rock:
"This five sided rock is approx. 25 mm at it's widest, (from pointy end
to pointy end).

Some wrote me in a private e-mail that I should consider
putting my musical interests on hold since maybe a Ph.D.
candidate should not have any spare attention span outside
the degree.

I noticed a straight,thin but apparently deep, isolated line across a
rock in a recent picture form Spirit rover on Mars.
This is the picture, the rock is on the bottom right:
http://marsrovers.jpl.nasa.gov/gallery/all/2/p/108/2P135962441EFF3300P2394L7M1.JPG

source
http://www.anistor.co.hol.gr/english/enback/v024.htm
This is from an article written by J.Faucounau, concerning the
eruption of the volcano at thera and its effects on the island of

http://www.eurekalert.org/pub_releases/2004-04/uof-usb040704.php
UF study: Barren Siberia, of all places, may be original home to animal life
GAINESVILLE, Fla. --- Trilobites, the primitive shelled creatures considered by
many to be among the first animals to appear in the fossil ...

Hello Group,
I am new to meteorite collecting and have just purchased my first
meteorite.  I purchased a 5.81kg NEW CAMPO meteorite!  Since it is
large specimen I will be using it as my center (main show) piece.

i am looking for this article
NEUMANN ER, OLSEN KH, BALDRIDGE WS, et al.
THE OSLO RIFT - A REVIEW
TECTONOPHYSICS 208 (1-3): 1-18 JUL 30 1992

What are your favorite types / varieties of (large or small) rocks and
please say why, for any type named.

"Whom is it?"  asked Cyril,  for he had been to night school.

MICRON ENVIRO SYSTEMS, INC.
1205-789 West Pender Street
Vancouver, BC
Canada V6C 1H2

I see this name more and more lately. I thought it should have been
forgotten long ago.  What did he do except flush Gulf down the drain?

Jo,
Just watched a Nature episode on Plitvice Lakes National Park.  Beautiful
place. Sound like it is just up your alley.  Show as a little short on
geology but talked about the cold water deposition of Travertine.

There's a new not-for-profit GEOLOGY FORUM website launched aimed at sharing
research ideas and building a worldwide community of geologists.
Take a look now and post a topic, it all FREE of course.
http://www.geologytalk.org.uk

Have you seen the latest obstacle between the opportunity rover and
the Endurance crater ?  It looked like an unimpeded shot to endurance
but this was practically hidden from view until the rover got
closer.....

I am looking for a special variety of slate/shale rock similar to the ones
mined in Japan for use as fine sharpening waterstones. Two of the most
interesting are gray slate (some are a bit greenish and some have pink/red
inclusions) and yellow slate or possibly shale (kind of hard ...