000 01019cam a22002891 4500
001 gs 21000322
003 DLC
005 20260227111325.0
008 770720s1921 azu 000 0 eng c
010 _ags 21000322
035 _a(OCoLC)3128435
040 _aU.S. Geol. Survey. Library
_cTxEU
_dOCoLC
_dDLC
042 _apremarc
050 0 0 _aTN948.F6
_bA4
082 _a402(274)Ar4
086 0 _aMN 1.3:B 85/114
_2azdocs
100 1 _aAllen, Milton Arthur,
_d1890- .
245 1 0 _aFluorspar,
_cby M. A. Allen and G. M. Butler. Published by the University of Arizona, Arizona Bureau of mines.
260 _aTucson, Ariz.,
_c1921.
300 _a19 p.
_c23 cm.
490 0 _a[Arizona. State bureau of mines] Bulletin
_vno. 114. Mineral technology series, no. 25
500 _aAt head of title: ... University of Arizona bulletin.
500 _aCover title.
504 _a"Selected bibliography": p. 18-19.
650 0 _aFluorspar.
700 1 _aButler, G. M.
_q(Gurdon Montague),
_d1881-
_ejoint author.
999 _c26113
_d26113