A glass spherule of questionable impact origin from the Apollo 15 landing site
Subtitle: unique target mare basalt
By: Graham Ryder ... [et al.].
Contributors: Ryder, Graham.; United States. National Aeronautics and Space Administration.
Series: [NASA contractor report] -- NASA-CR-204590.; NASA contractor report -- NASA CR-204590.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1996
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Argon isotopes.; Basalt.; Chemical composition.; Lunar maria.; Rare earth elements.; Regolith.; Crystallization.; Trace elements.
Other titles: Unique target mare basalt.
Notes: Shipping list no.: 99-0025-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1997] 1 microfiche.