Lechatelierite
Lechatelierit is a natural fused silica ( amorphous silicon dioxide ), which in nature by the melting of silica sand at temperatures of over 1,700 ° C is formed.
Lechatelierite has been found in fulgurites (lightning tubes). In addition Lechatelierit can in tektites and Impaktgläsern happen when the impact of a large meteorite are formed.
literature
- Roland Vinx: Rock determination in the field . Munich (Elsevier) 2005 ISBN 3-8274-1513-6