Moontanman Posted January 3, 2009 Report Share Posted January 3, 2009 Six North American Sites Hold 12,900-year-old Nanodiamond-rich SoilScienceDaily (Jan. 2, 2009) — Abundant tiny particles of diamond dust exist in sediments dating to 12,900 years ago at six North American sites, adding strong evidence for Earth's impact with a rare swarm of carbon-and-water-rich comets or carbonaceous chondrites, reports a nine-member scientific team. Six North American Sites Hold 12,900-year-old Nanodiamond-rich Soil Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.