Near‐infrared spectra of clinopyroxenes: Effects of calcium content and crystal structure

RL Klima, MD Dyar, CM Pieters - Meteoritics & Planetary …, 2011 - Wiley Online Library
Pyroxenes are among the most common minerals in the solar system and are ideally suited
for remote geochemical analysis because of the sensitivity of their distinctive spectra to …

Phase reddening on near-Earth asteroids: Implications for mineralogical analysis, space weathering and taxonomic classification

JA Sanchez, V Reddy, A Nathues, EA Cloutis, P Mann… - Icarus, 2012 - Elsevier
Phase reddening is an effect that produces an increase of the spectral slope and variations
in the strength of the absorption bands as the phase angle increases. In order to understand …

Mineralogies and source regions of near-Earth asteroids

TL Dunn, TH Burbine, WF Bottke Jr, JP Clark - Icarus, 2013 - Elsevier
Near-Earth Asteroids (NEAs) offer insight into a size range of objects that are not easily
observed in the main asteroid belt. Previous studies on the diversity of the NEA population …

Multiple and fast: The accretion of ordinary chondrite parent bodies

P Vernazza, B Zanda, RP Binzel, T Hiroi… - The Astrophysical …, 2014 - iopscience.iop.org
Although petrologic, chemical, and isotopic studies of ordinary chondrites and meteorites in
general have largely helped establish a chronology of the earliest events of planetesimal …

Characterization of the 1.2 μm M1 pyroxene band: Extracting cooling history from near‐IR spectra of pyroxenes and pyroxene‐dominated rocks

RL Klima, CM Pieters, MD Dyar - Meteoritics & Planetary …, 2008 - Wiley Online Library
The 1.2 μm band in near‐infrared spectra of pyroxenes results from Fe2+ in the M1
crystallographic site. The distribution of Fe and Mg between the M1 and M2 sites is in part a …

The M‐/X‐asteroid menagerie: Results of an NIR spectral survey of 45 main‐belt asteroids

PS Hardersen, EA Cloutis, V Reddy… - … & Planetary Science, 2011 - Wiley Online Library
Diagnostic mineral absorption features for pyroxene (s), olivine, phyllosilicates, and
hydroxides have been detected in the near‐infrared (NIR: approximately 0.75–2.50 μm) …

More chips off of Asteroid (4) Vesta: Characterization of eight Vestoids and their HED meteorite analogs

PS Hardersen, V Reddy, R Roberts, A Mainzer - Icarus, 2014 - Elsevier
Vestoids are generally considered to be fragments from Asteroid (4) Vesta that were ejected
by past collisions that document Vesta's collisional history. Dynamical Vestoids are defined …

The formation and evolution of ordinary chondrite parent bodies

P Vernazza, B Zanda, T Nakamura, E Scott… - arXiv preprint arXiv …, 2016 - arxiv.org
Ordinary chondrites (OCs) are by far the most abundant meteorites (80% of all falls). Their
origin has long been the matter of a heated debate. About thirty years ago (eg, Pellas 1988) …

Oxygen and asteroids

TH Burbine, AS Rivkin, SK Noble… - … in Mineralogy and …, 2008 - pubs.geoscienceworld.org
Hundreds of thousands of asteroids have been discovered in the asteroid belt and in near-
Earth space. Oxygen is an abundant element in meteorites and presumably in most …

Optical maturation of asteroid surfaces

DI Shestopalov, LF Golubeva, EA Cloutis - Icarus, 2013 - Elsevier
Analysis of laboratory experiments simulating space weathering optical effects on
atmosphereless planetary bodies reveals that the time needed to alter the spectrum of an …