Archive for September 5th, 2017

Synthesis and crystal structure of LiNbO3-type Mg3Al2Si3O12: A possible indicator of shock conditions of meteorites

05/09/2017 20:14 · by karmaka · in analysis techniques, shock metamorphism

Takayuki Ishii, Ryosuke Sinmyo, Tetsuya Komabayashi, Tiziana Boffa Ballaran, Takaaki Kawazoe, Nobuyoshi Miyajima, Kei Hirose, Tomoo Katsura American Mineralogist, v. 102, i. 9, p. 1947-1952 First Published on September 05, 2017 doi:10.2138/am-2017-6027 LINK “LiNbO3-type Mg2.98(2)Al1.99(2)Si3.02(2)O12…

Trace element inventory of meteoritic Ca-phosphates

05/09/2017 20:03 · by karmaka · in acapulcoite, carbonaceous chondrite, eucrite, IAB, mesosiderite, ordinary chondrite, shergottite, ureilite, winonaite

Dustin Ward, Addi Bischoff, Julia Roszjar, Jasper Berndt, Martin J. Whitehouse American Mineralogist 10.2138/am-2017-6056 First Published on September 05, 2017 LINK “Most extraterrestrial samples feature the two accessory Ca-phosphates (apatite-group minerals and merrillite), which are…

Hydrocode modeling of the spallation process during hypervelocity impacts: Implications for the ejection of Martian meteoritesOPEN ACCESS

05/09/2017 13:48 · by karmaka · in impact / impact-structures, Mars, martian, tektite / impact ejecta

Kosuke Kurosawa, Takaya Okamoto, Hidenori Genda accepted for publication in Icarus PDF (OPEN ACCESS) “Hypervelocity ejection of material by impact spallation is considered a plausible mechanism for material exchange between two planetary bodies. We have…