James Madison University
James Madison University: Mineral Luster
Mineral photos depicting metallic and non-metallic luster. Includes shiny, glassy, and earthy examples.
Curated OER
Unesco: Germany: Mines of Rammelsberg, Goslar & Upper Harz Water Mgmt System
The Upper Harz mining water management system, which lies south of the Rammelsberg mines and the town of Goslar, has been developed over a period of some 800 years to assist in the process of extracting ore for the production of...
Science Struck
Science Struck: Labeled Periodic Table of Elements With Names
Describes the organization of the periodic table of elements and the different groups in it.