Bondoc, Mesosiderite-B4

The story of the Bondoc mesosiderite is a remarkable one. An easy-to-read version can be found here: Al Mitterling’s Nininger Moment #27 …

Brenham, Pallasite

There’s not much on Brenham in the Meteoritical Bulletin, but I was able to track down this paper describing the excavation of …

Dalgaranga, Mesosiderite-A

The Dalgaranga crater was first described in 1938 by E.S. Simpson. It had been discovered by a local rancher some fifteen years …

Estherville, Mesosiderite-A3/4

Estherville was one of the most spectacular bolides in recorded history when it tore its way through Earth’s atmosphere above Iowa in …

stony-irons

Stony-iron meteorites are divided into two semi-related groups: mesosiderites and pallasites. Mesosiderites are a somewhat enigmatic group of generally metal-rich meteorites that have an origin …

Marjalahti, Pallasite-PMG

Marjalahti is one of four witnessed pallasite falls as of 2014.  The only work I was able to find that thoroughly described …

Mount Vernon, Pallasite

From O. C. Farrington’s 1915 Catalogue of the Meteorites of North America, to January 1, 1909. Despite its rather large total known …

NWA 7788, Pallasite

This pallasite weighs 271 grams.  We have no plans to cut or analyze it, so it will probably remain provisional.

NWA 7803, Mesosiderite

This cute stone doesn’t have a texture that resembles any other Northwest African mesosiderites I’ve seen.  It’s also one of the least-weathered.  …

NWA 7804, Mesosiderite

This find consisted of a fresh, oriented 331 gram mostly complete stone.  Abundant olivine and pyroxene crystals are visible on the surface, …

Seymchan, Pallasite

The Seymchan meteorite was discovered in 1967: Buchwald described the recovery of the first specimens: Since then, many meteorites have been recovered …