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GeoNotes

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Brown County: Land of Scenic Hills, Ridges, and Valleys
Brown County: Land of...  
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Bluespring Caverns: Unique System of Hoosier Caves
Bluespring Caverns: Unique...  
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The Indiana Dunes: Relics of the Ice Age
The Indiana Dunes: Relics...  
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Falls of the Ohio River
Falls of the Ohio River  
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Chain O Lakes State Park
Chain O' Lakes State Park  
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Squire Boone Caverns
Squire Boone Caverns  
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Marengo Cave: One of Indianas Most Beautiful Caves
Marengo Cave: One of...  
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Kentland Dome: Geologic Enigma
Kentland Dome: Geologic Enigma  
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Geothermal Resources in Indiana
Geothermal Resources in...  
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Faults of Southwestern Indiana
Faults of Southwestern Indiana  
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Earthquakes in Indiana
Earthquakes in Indiana  
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Wyandotte Cave
Wyandotte Cave  
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Indiana During the Great Ice Age
Indiana During the Great...  
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Glacial Erratics: Marker Rocks from Distant Places
Glacial Erratics: Marker...  
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History of Coal Mining in Indiana
History of Coal Mining in...  
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Standing Rocks: Ancient Remnants of Erosion
Standing Rocks: Ancient...  
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Salem Limestone: Its origin in a tropical sea
Salem Limestone: Its...  
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Moraines: Evidence of Ice Age Glaciers
Moraines: Evidence of Ice...  
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Indianas Region of Karst Topography
Indiana's Region of Karst...  
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Indianas Reef Rocks
Indiana's Reef Rocks  
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Salem Limestone: Quarrying
Salem Limestone: Quarrying  
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Salem Limestone: Carving and Sculpture
Salem Limestone: Carving...  
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Bryozoa: "Moss Animals" of the Sea
Bryozoa: "Moss Animals" of...  
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Brachiopods: Easy to Find Fossils
Brachiopods: Easy to Find...  
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Whetstones: Oldest Hoosier Mineral Industry
Whetstones: Oldest Hoosier...  
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Limestone: Indianas State Stone
Limestone: Indiana's State...  
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Indianas Ancient Elephants
Indiana's Ancient Elephants  
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Dinosaur Fossils are not Found in Indiana
Dinosaur Fossils are not...  
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Crinoids: Ancient versus Modern Forms
Crinoids: Ancient versus...  
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Conodonts: Microfossils of Distinction
Conodonts: Microfossils of...  
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Composition of Coal
Composition of Coal  
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Trilobites: Denizens of Ancient Seas
Trilobites: Denizens of...  
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Pyrite (Fools Gold): An Often Misunderstood Iron-Sulfide Mineral
Pyrite (Fool's Gold): An...  
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Sand and Gravel: A Glacial Resource
Sand and Gravel: A Glacial...  
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Peacock Coal
Peacock Coal  
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Loess: Product of Ice Age Winds
Loess: Product of Ice Age...  
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Gold and Diamonds in Indiana
Gold and Diamonds in Indiana  
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Geodes: One of Natures Mysteries
Geodes: One of Nature's...  
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Squire Boone Caverns
Squire Boone Caverns  
PDF
Brown County: Land of Scenic Hills, Ridges, and Valleys
Brown County: Land of...  
PDF
The Indiana Dunes: Relics of the Ice Age
The Indiana Dunes: Relics...  
PDF
Falls of the Ohio River
Falls of the Ohio River  
PDF
Marengo Cave: One of Indianas Most Beautiful Caves
Marengo Cave: One of...  
PDF
Wyandotte Cave
Wyandotte Cave  
PDF
Glacial Erratics: Marker Rocks from Distant Places
Glacial Erratics: Marker...  
PDF
Indiana During the Great Ice Age
Indiana During the Great...  
PDF
Sand and Gravel: A Glacial Resource
Sand and Gravel: A Glacial...  
PDF
Moraines: Evidence of Ice Age Glaciers
Moraines: Evidence of Ice...  
PDF
Geodes: One of Natures Mysteries
Geodes: One of Nature's...  
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Kentland Dome: Geologic Enigma
Kentland Dome: Geologic Enigma  
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Standing Rocks: Ancient Erosion Remnants
Standing Rocks: Ancient...  
PDF
Indianas Reef Rocks
Indiana's Reef Rocks  
PDF
Salem Limestone: Its origin in a tropical sea
Salem Limestone: Its...  
PDF
Salem Limestone: Quarrying
Salem Limestone: Quarrying  
PDF
Salem Limestone: Carving and Sculpture
Salem Limestone: Carving...  
PDF
Limestone: Indianas State Stone
Limestone: Indiana's State...  
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Earthquakes in Indiana
Earthquakes in Indiana  
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Composition of Coal
Composition of Coal  
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BlueSpring Caverns
BlueSpring Caverns  
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Gold and Diamonds
Gold and Diamonds  
PDF
Whetstones: Oldest Hoosier Mineral Industry
Whetstones: Oldest Hoosier...  
PDF
Faults of Southwestern Indiana
Faults of Southwestern Indiana  
PDF
History of Coal Mining in Indiana
History of Coal Mining in...  
PDF
Peacock Coal
Peacock Coal  
PDF
Pyrite (Fools Gold): An Often-Misunderstood Iron-Sulfide Mineral
Pyrite (Fool's Gold): An...