| geochemical tin provinces of the East Indies or Bolivia) force an answer in the terms of the second question...peculiar bornite occurrences in the Ookiep area, Cape Province, are on one hand typical transition deposits;... 16 T H E ORE MINERALS FIG. 9 8 X Colavi, Bolivia RAMDOHR Wolframite (hübnerite), in typical lath-shaped...more rapid (Schemnitz, the silver-tin ores of Bolivia). There is no lower temperature limit of hydrothermal...the other. The deposits are known mainly from Bolivia and are there of Tertiary age, but they were surely |
