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Carbonado




Recognized 1840's
Bahia Province, Brazil Terrestrial History The name carbonado, meaning burnt or carbonized in Portuguese, was given ... Read More
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Chicxulub Impact

Impact glass and spherules in carbonate matrix
Beloc, Haiti site

Recognized in 1990
18° 22' 37' N., 72° 35' ... Read More
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Collisional Disruption of a Primary Planetary Body

Collisional Disruption of a Primary Planetary Body On one scale of Solar System history, the nascence of planetesimal formation spanned ... Read More
COPYRIGHT

COPYRIGHT

Many people think U.S. copyright law was created just to protect those who hold the rights to articles, books, music, ... Read More
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Denshal Dog Data: Is the Nakhla Dog Real?

Separating Myth from Fact: Is the Nakhla Dog Real? A Personal Analysis By David Weir Although my skeptical nature leads ... Read More
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Desert Varnish

DESERT VARNISH
This widespread desert phenomena has been considered by some to be a biogeochemical process that occurs in arid ... Read More
Have You Found a Meteorite?

Have You Found a Meteorite?

If you think that you might have found a candidate meteorite, perhaps the first thing you should do is become ... Read More
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Pallasites: A Rare View (Part 1)

PALLASITES: A Rare View
The pallasites displayed on this page are seldom represented in private collections, and some not ... Read More
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Pallasites: A Rare View (Part 2)

PALLASITES: A Rare View Part II
The pallasites displayed on this page are seldom represented in private collections, and ... Read More
pluto walk

Pluto Walk, Lowell Observatory

This photo was taken September 1990 in Flagstaff, Arizona during a chance meeting between Doug Hollis and myself (David Weir), ... Read More
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