Tektites

Tektites (from Greek tektos, molten) are natural glass objects, according to most scientists, have been formed by the impact of large meteorites on Earth's surface.

Darwin-Glass-C44bDarwin Glass-impactite-Australia
Fulgurite-C69Fulgurite Lightning strike-USA
Fulgurita-C89bFulgurite-Sahara desert
Libyan-Glass-Libya-C37bLibyan desert glass-Libyan-Libianita_Libia
c24libianita_b6c24libianita81
 Moldavite, Vltava River, Czech Republic Moldavite, Vltava River, Czech Republic
Moldavita-C35b8Tektite_Moldavite_Vltava River_ Czech Republic
MoldaviteCzech-Republic-C74Tektite_Moldavite_Vltava River_ Czech Republic
Aouelloul-C86bAouelloul imactite-Mauritania
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