Biotite forms large crystals with green apatite and hornblende

This gorgeous end cut displays very well with a mass of 100x50x9 mm

This is a superb looking Stony-iron or Mesosiderite Vaca Muerta (Dead Cow) classified meteorite weighing 42

This classified meteorite was found in 1861 in the driest desert of the world called the Atacama

It is a rare carbonate mineral and one of only a few strontium minerals

Libyan Desert Glass | Natural Impact Glass | 22.8 Grams | Authentic Impactite Orthoceras Biotite forms large crystals withThis is a rare and fantastic 22. 8 gram Libyan Desert Glass from Kuffra, Libya, with dimensions of 37x26x27 mm. Although its exact origin is still debated, the leading theory suggests it was formed by a high energy event, such as a meteoric impact or airburst, that melted the desert sand directly where it lay, without being ejected into the atmosphere and re entering. This results in different physical characteristics compared to tektites. Libyan