50 Most Important Minerals that Changed the Course of History Exhibition The brilliant contrast of the

The brilliant contrast of the bright orange Garnets against the inky black of the Quartz crystals highlights the dynamic nature of this specimen

When gold-bearing ore is heated to high temperatures in a kiln

Trilobites were some of the most successful and versatile organisms ever to exist

Poster-sized when completed

50 Most Important Minerals that Changed the Course of History Exhibition The brilliant contrast of theFifty Minerals that Changed the Course of History is a beautifully presented guide to the minerals that have had the greatest impact on human civilization. These are the materials used from the Stone Age to the First and Second Industrial Revolutions to the Nuclear Age and include metals, ores, alloys, salts, rocks, sodium, mercury, steel and uranium. The book also includes minerals used as currency, as jewelry and as lay and religious ornamentation