For a brief period in August 1992, a meteorite fall captured the attention of those few on the planet who were enamored by such things. The shower of stones arrived at 3:40 in the afternoon creating quite a disturbance. One hundred fifty kilos of anything falling from the sky and landing on a town would raise serious questions, but when
With our new bimonthly schedule for magazine releases it is hard to believe that the final part of last year’s vacation is just now being put out to readers. Still excited about our success at Holbrook we had one more day at Meteor Crater and it was finally time to run up the road and see it. We had planned
Monika Waiblinger on Roach Dry Lake in 2009 October, pointing to a 37gram meteorite that she just found. It’s hard to say when this story started. It’s not always easy to pinpoint when a specific action precipitates a course of events, particularly when more than one story dovetails and over time forms a braid of history. If this
CO3s, carbonaceous chondrites of the Ornans type, contain the smallest chondrules of any of the major chondrite types. Still, chondrule sizes vary among CO3s. And within this CO3 there is a variety of chondrule sizes and a great variety of chondrule types and other matter. It is good to be observant when scanning a thin section of this material at
What are the chances of finding a sample of earth atmosphere that was sealed in a very high-purity glass capsule with centimeter thick walls 780,000 years ago? A pristine sample before mankind had done anything to modify the air—no industrial revolution, no nukes, and no fluorocarbons. Homo erectus was still struggling to tame a campfire. We do have such samples,
Our Meteorite of the Month is kindly provided by Tucson Meteorites who hosts The Meteorite Picture of the Day. Submit Pictures to Meteorite Pictures of the Day
