'Hydrothermal deposits' diaporamas de présentation

Precious Metals and Gems

1.2k views • 70 slides

Earth Resources

Earth Resources. Geology Today Chapter 16 Barbara W. Murck and Brian J. Skinner. Petroleum, solar energy, and biomass - California. N. Lindsley-Griffin, 1999. Mineral Deposits.

528 views • 30 slides

Chapter 24

Chapter 24. Sulfides and related minerals Hydrothermal processes. Introduction. 500 sulfide minerals: most metal or semi-metal: pyrite, chalcopyrite, sphalerite Simple sulfides, salts of HS: ZnS Salts of thioacids, such as H 3 SbS 3 : Ag 3 SbS 3 Salts of polysulfuric acid, H 2 S 2 : FeS 2

464 views • 27 slides

Geological Certainty

Geological Certainty. Course 13 - Mineral Resources. Mineral Resources - Terminology. Ore. Gangue. Distribution of important metal deposits. Processes that form Mineral Deposits. Types of Hydrothermal Deposits. Porphyry Deposits. VMS Deposits ( V olcanogenic M assive S ulfide).

2.35k views • 25 slides

Chapter 20

Chapter 20. Simple compounds. Unusual mineral occurrences. Simple compounds. Minerals of: Native elements Solid solutions of native elements Intermetallic compounds Rare (< 0.0002 wt% of crust), form under unusual conditions Great economic interest

258 views • 15 slides