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 …
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 yet witnessed when it tore its way through Earth’s atmosphere above Iowa in 1879. …
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 that …
NWA 7797, Mesosiderite
Here’s a beautiful, fresh mesosiderite with huge olivine crystals. 52.2 grams.
NWA 7798, Mesosiderite
Here’s another new mesosiderite from the Sahara. 20.5 grams.
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. …
Vaca Muerta, “Eucrite”
Vaca Muerta is actually a mesosiderite: a stony-iron meteorite characterized as a mixture of core, mantle, and crustal material, all mixed together …