n.thought to derive from meteorites

The oxidation state of iron in tektite glass
Tektite compositional trends and experimental vapor fractionation of silicates
Source Region for the Australasian Tektite Strewn Field
Tektite origin by hypervelocity asteroidal or cometary impact: The quest for the source craters
Tektite-bearing, deep-water clastic unit at the Cretaceous-Tertiary boundary in northeastern Mexico
Tektite-bearing, deep-water clastic unit at the Cretaceous-Tertiary boundary in northeastern Mexico: Comment and Reply
Nd and Sr isotopic evidence for the origin of tektite material from DSDP site 612 off the New Jersey coast
Ar/Ar laser-probe dating of North American tektite fragments from Barbados and the age of the Eocene-Oligocene boundary
Impact of the 2005 coral bleaching event on Porites porites and Colpophyllia natans at Tektite Reef, US Virgin Islands
Intrinsic oxygen fugacity measurements on seven chondrites, a pallasite, and a tektite and the redox state of meteorite parent bodies