What does it look like?
What is it?
This month’s birthstone is another structure we have met before. It is a form of Olivine, (Mg,Fe)2SiO4, which we saw… 409 more words
(Photo Credit: Alexander Gerst/ESA)
This is the Barringer Crater, a 50,000 year-old meteor impact crater located in the northern Arizona desert in the United States. It is about 1,200 meters (3,900 feet) in diameter and 70 meters deep (570 feet). 114 more words
Hello all, Helen here! After a mad few weeks of traveling, I thought today I would lean on some ‘existing material’. Here’s an article on quasicrystals that I wrote back in 2012 for… 1,092 more words
It’s not a secret that I’ve got a soft spot for meteorites, especially the sort that I can get my hands on and turn into jewelry. 1,411 more words