00854cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035002000092040003900112050002500151100003300176245004600209260004300255300005200298490005500350504002500405650002600430650002000456650004300476810006400519999001700583gs 55000032 DLC20260227111402.0861126s1954    tz ab    b   f000 0 eng c  ags 55000032   a(OCoLC)14877054  aU.S. Geol. Survey Libr.cKWiUdDLC00aQE327.T3bA32 no. 231 aSampson, D. N.q(David Noel)10aNotes for mica prospectors in Tanganyika.  a[Dar es Salaam,bGovt. Printer,c1954]  avi, 34 p.billus., map, diagr., tables.c25 cm.1 aTanzania. Geological Survey Dept. Bulletinvno. 23  aBibliography: p. 32. 0aPegmatiteszTanzania. 0aMicazTanzania. 0aMines and mineral resourceszTanzania.10aTanzania.bGeological Survey Department.tBulletinvno. 23.  c28926d28926