Abstracts 2021

52nd Lunar and Planetary Science Conference, Virtual, March 15-19, 2021

OLIVINE AND PLAGIOCLASE SPECTRA LARGELY UNAFFECTED BY LUNAR-LIKE SPACE WEATHERING IN THE “CROSS-OVER” REGION.
C. H. Kremer, J. F. Mustard, C. M. Pieters, J. J. Gillis- Davis, K. L. Donaldson Hanna
#2200

DETECTION OF VOLATILES IN SPACE WEATHERED SURFACES.
H. A. Ishii, J. Ciston, J. P. Bradley, K. K. Ohtaki, and J. J. Gillis-Davis
#2315

DETERMINATION OF LUNAR LAVA FLOW AGES IN NORTHEASTERN OCEANUS PROCELLARUM: THE NEED FOR CALIBRATING CRATER COUNTING PROCEDURES ACROSS THE FIELD.
T. A. Giguere, J. M. Boyce, J .J. Gillis-Davis, and J.D. Stopar
#1091

OXIDATION STATE STUDIES OF THE EFFECTS OF SIMULATED SPACE WEATHERING.
R. A. Colina-Ruiz, H. A. Ishii, J. J. Gillis-Davis, D. Sokaras, T. Kroll, and R. C. Walroth
#1713

CANDIDATE COSMIC SPHERULE FROM THE NOVEMBER 2019 SAINT LOUIS BOLIDE
R. C. Ogliore, T. L. Daulton , L. Vacher , N. Liu , R. Korotev , R. P. Harvey , M. Fries
#1919

HYDROGEN ISOTOPIC COMPOSITION OF WATER IN THE UNGROUPED CARBONACEOUS CHONDRITE TAGISH LAKE.
L. G. Vacher , R. C. Ogliore, N. Liu
#2528

A GAS EXTRACTION MANIFOLD FOR THE APOLLO 17 73001 CORE SAMPLE VACUUM CONTAINER.
R. Parai , J. Rodriguez , A. Meshik , O. Pravdivtseva , P. Will , B. L. Jolliff , W. S. Cassata , Z. Sharp , C. K. Shearer , S. B. Simon , and the ANGSA Science Team.
#2665

TEM STUDIES OF PRESOLAR SIC GRAINS: INSIGHTS INTO CIRCUMSTELLAR CONDITIONS AND IMPLICATIONS FOR IR SPECTROSCOPY
S. A. Singerling, N. Liu, L. R. Nittler, C. M. O’D. Alexander, R. M. Stroud
#1687

EXPERIMENTAL DETERMINATION OF THE 129I/127I RATIO IN THE EARLY SOLAR SYSTEM.
O. Pravdivtseva, A. Meshik and C. M. Hohenberg
#2570

THE PRESOLAR GRAIN DATABASE FOR SILICON CARBIDE—GRAIN TYPE ASSIGNMENTS.
T. Stephan, M. Bose, A. Boujibar, A. M. Davis, F. Gyngard, P. Hoppe, K. M. Hynes, N. Liu, L. R. Nittler, R. C. Ogliore and R. Trappitsch
#2358

COMPARING SIMS DATA FOR SOLAR WIND Na IN TWO COLLECTORS USING MULTIPLE APPROACHES.
K. D. Rieck, A. J. G. Jurewicz, and R. C. Ogliore
#2638

IS THERE PRESOLAR DUST IN THE ALLENDE CURIOUS MARIE CALCIUM-ALUMINUM-RICH INCLUSION?
N. Liu , R. C. Ogliore , F. L. H Tissot and N. Dauphas
#2382

MULTIELEMENT ISOTOPIC COMPOSITIONS OF PRESOLAR SIC FROM ASYMPTOTIC GIANT BRANCH STARS.
N. Liu , J. Barosch , L. R. Nittler , C. M. O’D. Alexander , J. Wang , S. Cristallo and R. C. Ogliore
#2347

A PRESOLAR SILICON CARBIDE GRAIN OF TYPE C WITH EXTREMELY LOW 12C/13C RATIO.
P. Hoppe, J. Schofield, M. Pignatari, and S. Amari