 | | Journal (article/letter/editorial) | | BIXBYITE AND PSEUDOBROOKITE FROM THE TIN-BEARING RHYOLITE OF THE BLACK RANGE, NEW MEXICOX Cenl Fnrns...Grass, Geological Suraey,Washington,D. C. Ansmncr: Bixbyite, (Mn, Fe)2O3, has been found at five localities...found. A review of chemical analyses reported for bixbyite and a neu. analysis of material from the Black...formula (Mn"', Fe"')zOr. This is the third verified occurrence for the mineral. Pseudobrookite, Fe:Os.TiOz,...tinbearing rhyolite. Crystals collected from one of the bixbyite localities show six new prism forms, d[560],/{11 |  | | Report (issue) | | DEPARTMENT OF THE INTERIOR FRANKLIN K. LANE, Secretary UNITED STATES GEOLOGICAL SURVEY GEORGE OTis SMITH.... . . . . . . . . . . . . . . . . . . Plateau province ............................... ·_... ...... _.......................................... Basin province ................................................. . . . . . . . . . 160 O_ri~n and ou~p~t of the de~osits ..... _____ ..... ___ ................................. : ......................... . 270 Occurrence and character of deposits .................. |
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