NEW PRIMARY VANADIUM-, GERMANIUM-, GALLIUM-, AND TIN-MINERALS FROM THE PB-ZN-CU-DEPOSIT TSUMEB, SOUTH WEST AFRICA.GEIER BH; OTTEMANN J.1970; MINER. DEPOSITA; DEU; 1970(2), VOL. 5, NUM. 0001, P. 29 A 40Miscellaneous

BRIARTIT, DAS DRITTE GERMANIUMSULFID-MINERAL AUS DER ERZLAGERSTAETTE TSUMEB = BRIARTITE, LE TROISIEME SULFURE A GERMANIUM DU GITE DE TSUMEBGEIER BH; OTTEMANN J.1972; NEU. JB. MINERAL., ABH.; DTSCH. ; 1972, VOL. 118, P. 97 A 109Serial Issue

NEW SECONDARY TIN-GERMANIUM AND PRIMARY TUNGSTEN. (MOLYBDENUM-, VANADIUM-) GERMANIUM MINERALS FROM THE TSUMED ORE-DEPOSIT.GEIER BH; OTTEMANN J.1970; NEU. JB. MINERAL., ABH.; DEU; 1970, VOL. 114,1, P. 89 A 107Miscellaneous

A GERMANIUM AND ZINC BEARING VARIETY OF MAWSONITE FROM THE TSUMEB DEPOSIT.OTTEMANN J; NUBER B; GEIER BH et al.1977; CHEM. D. ERDE; DTSCH.; DA. 1977; VOL. 36; NO 2; PP. 110-117; ABS. ALLEM.; BIBL. 5 REF.; 11 ILL.; 3 ANAL.Article

SUMCORIT (E) (PB ZN FE (ASO4)2). H2O, EIN NEUES MINERAL AUS DEN OXIDATIONSZONEN DER TSUMEB - MINE, SUEDWESTAFRIKA. (TSUMCORITE, NOUVEAU MINERAL DES ZONES D'OXYDATION DE LA MINE DEGEIER BH; KAUTZ K; MUELLER G et al.1971; NEU. JB. MINERAL., MONATSCH.; DEU; 1971(7), VOL. 1971, NUM. 0007, P. 305 A 309Miscellaneous