The flux of extraterrestrial spinels to Earth associated with He-3 anomalies in Cenozoic and Ordovician sediments

Mark- och miljövetenskap

• parent body 100%
• chrome spinel 98%
• extraterrestrial matter 86%
• meteorite 83%
• spinel 81%
• Ordovician 75%
• anomaly 55%
• sediment 39%
• ejecta 38%
• thesis 34%
• Paleocene 33%
• Eocene 28%
• zircon 27%
• weathering 26%
• Miocene 25%
• limestone 24%
• Pleistocene 24%
• iridium 21%
• chromite 18%
• regolith 18%
• impactor 17%
• asteroid 17%
• solar system 17%
• arid region 16%
• biota 14%
• sedimentary rock 14%
• planet 14%
• material 13%
• sea level 12%
• Africa 12%
• dissolution 12%
• dust 12%
• Cretaceous 11%
• cooling 11%
• Europe 11%
• acid 10%
• history 9%
• mineral 9%
• climate 8%
• laboratory 8%
• rock 7%