'Placer mining' diaporamas de présentation

Understanding Mining

Understanding Mining. Youtube 1872 Mining Law and pollution and restoration (best) 6 min http://www.youtube.com/watch?v=LYWVqDLJCoo&feature=related Cobalt needs for US 2 min http://www.youtube.com/watch?v=-WfvoMinFvU. General Mining Law of 1872.

467 views • 46 slides

Lecture Outlines Chapter 23 Environment: The Science behind the Stories 4th Edition

Lecture Outlines Chapter 23 Environment: The Science behind the Stories 4th Edition Withgott/Brennan. This lecture will help you understand:. Mineral resources and their contributions to society Mining methods Social and environmental impacts of mining

748 views • 39 slides

Chapter 13 Settling the West

592 views • 16 slides

Mining & Mineral Resources

Mining & Mineral Resources. Chapter 16, Section 2: Mineral Exploration & Mining Standards: SEV4a, b, e. What are the steps in harvesting minerals?. Prospecting- finding places where ores occur Mine exploration & development- learn whether ore can be extracted economically

549 views • 15 slides

Ch 16.2 fill in blank

289 views • 13 slides

Settling the West: 1865-1900

Settling the West: 1865-1900. Chapter 13. Pages 414-419. Chapter 13 ~ Section 1. Miners and Ranchers. Why It Matters.

759 views • 8 slides

The Bonanza West

The Bonanza West. Victoria Stahl. California Gold Rush. In 1849, individual prospectors struck gold along the Sierra Nevada Placer mining was used to acquire gold Placer mining- required little technology save for a shovel and a washing pan to separate gold from other ores in streams

178 views • 8 slides

AP Environmental Science Mr. Grant Lesson 87

AP Environmental Science Mr. Grant Lesson 87. Chapter 23 Preparation & APES Free Response Practice. Objectives:. Chapter 23 Pre-Reading: In class exercise to help activate background knowledge, make connections, stimulate predictions, and form a purpose for reading.

176 views • 5 slides