Pallas Iron

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Krasnojarsk
ImageKrasnojarsk (meteorite)
Hand-colored drawing
Meteorite type: Stony-iron
Class: Pallasite
Group: Pallasite Main Group
Structural classification: Medium octahedrite
Country: Russia
Region: Krasnoyarsk Krai
Coordinates: 54°54′N 91°48′E / 54.9, 91.8Coordinates: 54°54′N 91°48′E / 54.9, 91.8[1]
Observed fall: No
Found date: 1749
Total Known Weight (TKW): 700 kg


Krasnojarsk was the first pallasite meteorite ever found.

Contents

History

A mass of about 700 kg was detected in 1749 about 145 miles south of Krasnojarsk. It was seen by P.S. Pallas in 1772 and transported to Krasnojarsk.

Krasnojarsk was the first pallasite meteorite ever found and studied and lead to the creation of the Pallasite group named after Pallas. It was also the first meteorite ever etched with acid (by G. Thomson) and therefore was the first one to show to human eyes the Widmanstätten pattern.

The main mass of 515 kg is now in Moscow at the Academy of Sciences.

Composition and classification

It is a stony-iron meteorite of the Main Group Pallasite (MGP) group.

Notes

  1. ^ Meteoritical Bulletin Database: Krasnojarsk

See also

External links


This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.