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Inside Illinois: Mineral Resources

Capitoli (24)

INSIDE ILLINOIS Mineral Resources 0:00
INSIDE ILLINOIS Mineral Resources 0:07
INSIDE ILLINOIS— Mineral Resources 0:37
WHAT IS THE EARTH MADE OF BENEATH THE GROUND SURFACE? 1:59
WHAT IS CORE? 2:51
HOW DOES THE MANTLE DIFFER FROM THE CORE? 3:09
WHAT IS THE CRUST OF THE EARTH AND HOW IS IT DISTINGUISHED FROM THE MANTLE AND THE CORE? 3:24
WHAT IS THE EARTH’S CRUST UNDER ILLINOIS MADE OF? 3:56
WHEN AND HOW WAS THE LAND SURFACE OF ILLINOIS FORMED? 4:25
WHERE DID THE LOOSE, UNCONSOLIDATED DEPOSITS COME FROM AND WHAT ARE THEY MADE OF? 4:54
HOW DID ILLINOIS GET ITS SOILS? 6:17
MINERAL WEALTH 7:36
PETROLEUM 10:21
COAL 16:14
STONE AND STONE PRODUCTS 22:26
CLAY 26:29
SAND AND GRAVEL 28:17
SILICA SAND 29:06
TRIPOLI 30:40
FLUORSPAR 31:12
LEAD AND ZINC 33:18
GROUND WATER 35:13
ILLINOIS STATE GEOLOGICAL SURVEY 39:22
Transcriber’s Notes 41:46