https://www.lpi.usra.edu/lunar/samples/Изучай, ущербный. В конце каждого образца огромный список исследователей. Суммировать на калькуляторе массы образцов сможешь? Или и на это интеллекта не хватит.
Чтобы облегчить тебе невыносимые мозговые усилия... Образец 75015 весит 1006 грамм, ученые которые его изучали и перечень опубликованных научных работ:
"References for 75015
Arvidson R., Drozd R., Guiness E., Hohenberg C., Morgan
C., Morrison R. and Oberbeck V. (1976) Cosmic ray
exposure ages of Apollo 17 samples and the age of Tycho.
Proc. 7th Lunar Sci. Conf. 2817-2832.
Brown G.M., Peckett A., Emeleus C.H., Phillips R. and
Pinsent R.H. (1975a) Petrology and mineralogy of Apollo
17 mare basalts. Proc. 6th Lunar Sci. Conf. 1-13.
Butler P. (1973) Lunar Sample Information Catalog
Apollo 17. Lunar Receiving Laboratory. MSC 03211
Curator’s Catalog. pp. 447.
Gibson E.K., Usselman T.M. and Morris R.V. (1976a) Sulfur
in the Apollo 17 basalts and their source regions. Proc. 7th
Lunar Sci. Conf. 1491-1505.
LSPET (1973) Apollo 17 lunar samples: Chemical and
petrographic description. Science 182, 659-672.
LSPET (1973) Preliminary Examination of lunar samples.
Apollo 17 Preliminary Science Rpt. NASA SP-330. 7-1 –
7-46.
Meyer H.O.A. and Boctor N.Z. (1974a) Opaque mineralogy:
Apollo 17, rock 75035. Proc. 5th Lunar Sci. Conf. 707-716.
Muehlberger et al. (1973) Documentation and environment
of the Apollo 17 samples: A preliminary report. Astrogeology
71 322 pp superceeded by Astrogeolgy 73 (1975) and by
Wolfe et al. (1981)
Muehlberger W.R. and many others (1973) Preliminary
Geological Investigation of the Apollo 17 Landing Site. In
Apollo 17 Preliminary Science Report. NASA SP-330.
Neal C.R., Taylor L.A., Patchen A.D., Hughes S.S. and
Schmitt R.A. (1990a) The significance of fractional
crystallization in the petrogenesis of Apollo 17 Type A and
B high-Ti basalts. Geochim. Cosmochim. Acta 54, 1817-
1833.
Neal C.R. and Taylor L.A. (1993) Catalog of Apollo 17
rocks. Vol. 3 Central Valley
Nyquist L.E., Bansal B.M. and Wiesmann H. (1976a) Sr
isotopic constraints on the petrogenesis of Apollo 17 mare
basalts. Proc. 7th Lunar Sci. Conf. 1507-1528.
Nyquist L.E. (1977) Lunar Rb-Sr chronology. Phys. Chem.
Earth 10, 103-142.
Paces J.B., Nakai S., Neal C.R., Taylor L.A., Halliday A.N.
and Lee D.-C. (1991) A strontium and neodymium isotopic
study of Apollo 17 high-Ti mare basalts: Resolution of ages,
evolution of magmas, and origin of source heterogeneities.
Geochim. Cosmochim. Acta 55, 2025-2043.
Papike J.J., Hodges F.N., Bence A.E., Cameron M. and
Rhodes J.M. (1976) Mare basalts: Crystal chemistry,
mineralogy and petrology. Rev. Geophys. Space Phys. 14,
475-540.
Rhodes J.M., Hubbard N.J., Wiesmann H., Rodgers K.V.,
Brannon J.C. and Bansal B.M. (1976a) Chemistry,
classification, and petrogenesis of Apollo 17 mare basalts.
Proc. 7th Lunar Sci. Conf. 1467-1489.
Warner R.D., Keil K., Murali A.V. and Schmitt R.A. (1975a)
Petrogenetic relationships among Apollo-17 basalts. In
Papers presented to the Conference on Origins of Mare
Basalts and their Implications for Lunar Evolution (Lunar
Science Institute, Houston), 179-183.
Wolfe E.W., Bailey N.G., Lucchitta B.K., Muehlberger W.R.,
Scott D.H., Sutton R.L and Wilshire H.G. (1981) The
geologic investigation of the Taurus-Littrow Valley: Apollo
17 Landing Site. US Geol. Survey Prof. Paper, 1080, pp.
280."
https://www.lpi.usra.edu/lunar/samples/atla...ndium/75015.pdf 
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