Late delivery of exotic chromium to the crust of Mars by water-rich carbonaceous asteroids

K Zhu, M Schiller, L Pan, NS Saji, KK Larsen… - Science …, 2022 - science.org
The terrestrial planets endured a phase of bombardment following their accretion, but the
nature of this late accreted material is debated, preventing a full understanding of the origin …

Earth-like habitable environments in the subsurface of Mars

JD Tarnas, JF Mustard, B Sherwood Lollar… - Astrobiology, 2021 - liebertpub.com
In Earth's deep continental subsurface, where groundwaters are often isolated for> 106 to
109 years, energy released by radionuclides within rock produces oxidants and reductants …

Chondritic late accretion to Mars and the nature of shergottite reservoirs

KT Tait, JMD Day - Earth and Planetary Science Letters, 2018 - Elsevier
Mars is considered to have formed as a planetary embryo that experienced extensive
differentiation early in its history. Shergottite meteorites preserve evidence for this history …

Highly siderophile elements in shergottite sulfides and the sulfur content of the martian mantle

M Paquet, JMD Day, A Udry, R Hattingh… - … et Cosmochimica Acta, 2021 - Elsevier
Shergottite meteorites are ultramafic to mafic igneous rocks derived from partial melting of
distinct regions of the martian mantle. As such, they trace magmatic processes, including …

Shock‐induced pervasive remelting of Fe sulfides in the basaltic shergottite Northwest Africa 14672: A benchmark for shock stages S6/S7 on Mars

JP Lorand, S Pont, RH Hewins… - Meteoritics & Planetary …, 2024 - Wiley Online Library
Abstract Northwest Africa (NWA) 14672, the most highly shocked Martian meteorite so far,
has experienced> 50% melting, compatible with peak pressure>~ 65 Gpa, at a transition …

Chalcophile-siderophile element systematics of hydrothermal pyrite from martian regolith breccia NWA 7533

JP Lorand, RH Hewins, M Humayun, L Remusat… - … et Cosmochimica Acta, 2018 - Elsevier
Unlike other martian meteorites studied so far, Martian regolith breccia NWA 7533 and
paired meteorites that have sampled 4.4 Ga-old impact lithologies show only sulfides of …

Concept and design of martian far-IR ORE spectrometer (MIRORES)

J Ciazela, J Bakala, M Kowalinski, S Plocieniak… - Remote Sensing, 2022 - mdpi.com
Sulfide ores are a major source of noble (Au, Ag, and Pt) and base (Cu, Pb, Zn, Sn, Co, Ni,
etc.) metals and will, therefore, be vital for the self-sustainment of future Mars colonies …

High‐precision determination of gold mass fractions in geological reference materials by internal standardisation

H Cheng, Z Wang, K Chen, K Zong… - Geostandards and …, 2019 - Wiley Online Library
Determination of gold abundances in natural rock is critical for applications, but very
challenging. Here, we report a method for determining gold with a very low mass fraction (> …

The sulfur budget and sulfur isotopic composition of Martian regolith breccia NWA 7533

J Lorand, J Labidi, C Rollion‐Bard… - … & Planetary Science, 2020 - Wiley Online Library
The sulfur isotope budget of Martian regolith breccia (NWA 7533) has been addressed from
conventional fluorination bulk rock analyses and ion microprobe in situ analyses. The bulk …

Petrogenesis of martian sulfides in the Chassigny meteorite

JP Lorand, S Pont, V Chevrier, A Luguet… - American …, 2018 - degruyter.com
The Chassigny meteorite, a martian dunite, contains trace amounts (0.005 vol%) of Fe-Ni
sulfides, which were studied from two polished mounts in reflected light microscopy …