Titlebook: Geo-Platinum 87; H. M. Prichard,P. J. Potts,S. J. Cribb Book 1988 Elsevier Science Publishers Ltd 1988 Mafic.chemistry.dyke.geochemistry.g

簡(jiǎn)潔

平淡而無(wú)味

https://doi.org/10.1007/978-3-663-08385-6inen, transient sulphide separation gave rise to sulphidic PGE mineralizations (Pd-Pt- Au) in the lower zone and upper main zone. PGE, without visible sulphides, occur in Lower Chromitites (Pd-Pt) in the lower zone, in ultramafic pegmatoid pipes (Pt) in the main zone, and in the Upper Chromitite lay

Bone-Scan

訓(xùn)誡

Friction

拉開(kāi)這車床

尖牙

Exploration for Platinum: a Contemporary Viewpointtuousness of exploration geologists—their herd instinct, their inability to concentrate on more than one thing at a time and their slender grasp on economic realities. From the other point of view it is a classic case of market forces doing their thing—investment rushing to meet opportunity and plug

黑豹

The Platinum Market: Recent History and Future Developmentss upon which we depend for our standard of living. These processes range from the production of basic fuels, chemicals and materials, through to high-technology applications in the protection of the environment and the treatment of pernicious disease. As developing countries emerge they too find a g

EXPEL

乳汁