impactite การใช้

• It is older than that of Aorounga because its coverage of impactite has disappeared as a result of erosion.
• There is no doubt that there is impact material in the form of glassy impactite and shocked quartz in the Rio Cuarto structures.
• There may have been a second, more recent event at around 10, 000 BP which produced a second layer of impactite glass.
• The impactite featured a form of shocked quartz known as " coesite ", and is thus clearly the product of an impact event.
• Impactite, shown to preserve signs of life on Earth, was discovered on Mars and could contain signs of ancient life, if life ever existed on the planet.
• Impactite outcrops located on the Baydarata Gulf ( Baydaratskaya ) shore north-east of the crater imply that the original size of the crater is the 4th largest on earth.
• An island in the middle of the lake, K鋜n鋘saari ( K鋜n?Island ), gives the name to the black impact melt rock ( impactite ) found there, locally called k鋜n鋓te.
• The surface of the area partly consisted of " Insta-Rock " or " impactite ", a bleached-white, coarsely-laminar sandstone-look-alike, and was littered with black glass slag and pellets.
• She suggested that the Black Stone may be a glass fragment or impactite from the impact of a fragmented meteorite that fell some 6, 000 years ago at Wabar, a site in the Rub'al Khali desert 1, 100 km east of Mecca.