59.01g Concave Indochinite Tektite from Vietnam

  On Offer: 59.01 gram Indochinite tektite Measurements: 61.98mm x  56.01mm x 16.08 mm Type: Tektite Origin: Vietnam Description: This is a lovely 59.01 Concave Indochinite tektite from Vietnam. The concave shape is a result of the way the molten glass cooled and solidified during its flight through the atmosphere after being ejected by the impact. Concave on one side and slightly on the other side. This is a wonderful addition to a collection. The Vietnam tektites are part of the Indochinite strewn field found in Southeast Asia. These tektites are mostly black in appearance and formed during a cataclysmic  meteorite impact approximately 700,000 years ago. This tektites was ejected from the Earth's surface by a massive meteorite impact that created a mushroom cloud so huge that likely extended into the upper atmosphere. The 'stem' of the mushroom cloud formed a massive superheated convection column that both baked the ejecta (tektites) and sent it into ballistic trajectories that a