Geology and Earth Science News and Information


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Metals
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Oceanography
Oil and Gas
Plate Tectonics
Rocks
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Teacher Resources
U.S. Maps
Volcanoes
World Maps
World Records

Rare Earth Elements
Rare Earth Elements
Rare Earths - Special materials used in electronics, defense, medical & many other products.
Hand Lens
Hand Lens
Hand Lens A 10-power folding magnifier in a metal case. A frequently used lab and field tool.
Asteroid Impact Map
Asteroid Impact Map
Asteroid Impact Map - Explore fifty of the most obvious asteroid impact craters on Earth.
Frac Sand
Frac Sand
Frac Sand - A specialty sand used to maintain porosity in hydraulic fracturing.
Gems from Space
Gems from Space
Extraterrestrial Gems - A number of materials from space are used as attractive gems.
Geology.com News
geology news
Geology.com News contains news about geology and earth science from around the world.
Don*t Go To Jail
Don't Go To Jail
Know the Rules before removing rocks, fossils or minerals from public or private property.
Volcanoes
Volcanoes
Volcanoes - Articles about volcanoes, volcanic hazards and eruptions past and present.
Antarctic Meteorites
hunting meteorites in Antarctica
The Richest Meteorite Field - More meteorites found here than anywhere else on Earth.
Geology Books
Geology Books
Geology Books - A variety of books for reference, field trips, reading and more.
Geology of Helium
Helium
Helium is a byproduct of the natural gas industry. Its most important use is in MRI.
Record Lightning
Lake Maracaibo Lightning
World Record Lightning - this lake has more lightning than any other place in the world.
Ant Hill Garnets
Ant Hill Garnets
Ant Hill Garnets - tiny gems that ants haul to the surface and discard on their anthill. Honest!
Volcanic Explosivity
Volcanic Explosivity
Volcanic Explosivity - Rating volcanic eruptions based upon the volume of tephra ejected.
Tallest Tsunami
Tallest Tsunami
Tallest Tsunami - A wave with a run-up height of 1720 feet occurred in Lituya Bay, Alaska.
Gemstones
Gemstones
Gemstones - Colorful images and articles about diamonds and colored stones.
Gold Pans
Gold Pans
Gold Pans and Panning Kits - classifiers, snuffer bottles. Learn how to pan for Gold.
Diamonds
Diamonds
Diamonds - Learn about the properties of diamond, its many uses, and diamond discoveries.
Utica Shale
Utica Shale
Utica Shale is confirmed as a major source of oil, natural gas and natural gas liquids.
Rock and Mineral Kits
Rock Kits
Rock & Mineral Kits The best way to learn about rocks and minerals is with specimens!
Geology Tools
Geology Tools
Geology Tools Rock hammers, field bags, hand lenses, maps, hardness picks, gold pans.
Teacher Resources
Teacher Resources
Teacher Resources - K-12 resources for teaching about earth science.
Ametrine
Ametrine
Ametrine is a bicolor quartz (amethyst + citrine) and a gemstone of growing popularity.
Bear Attacks
Bear Attacks
Bear Attacks - Knowing how to react to a bear encounter or attack could save your life.
What is LNG?
What is LNG?
What is LNG? The use of LNG as an energy source is growing rapidly. Learn more about LNG.
UV Mineral Lamp
UV Mineral Lamp
Portable UV Lamp - Short and long wave UV for fluorescent mineral viewing.
Arctic Seafloor Map
Arctic Ocean Seafloor Map
Arctic Ocean Seafloor Map - The ridges, basins, shelves and rifts defining the Arctic seafloor.
Troglobites
Troglobites
Troglobites are creatures that have adapted to a permanent life in the darkness of a cave.
Rocks
Rocks
Rocks - Galleries of igneous, sedimentary and metamorphic rock photos with descriptions.
Quartzite
quartzite
Quartzite is metamorphic rock formed when sandstone is subjected to heat and pressure.
Gem Silica
Gem Silica
Gem Silica is a blue chalcedony colored by copper. It is the rarest and most valuable chalcedony.
Google Earth - Free
Download Google Earth Free
Free Google Earth software allows you to browse seamless world satellite images. Free.
Sea Level Rise Maps
Sea Level Rise Maps
Sea Level Rise Maps - See what will be flooded as sea level rises.
Wall Maps
Wall Maps
Wall Maps - Wall maps of the world, continents, states and the USA.
Largest Volcanoes
Largest Volcanoes
Largest Volcano - That title is shared by Tamu Massif, Mauna Kea and Ojos del Salado.
Canadian Diamonds
Canadian Diamonds
Canada is one of the world*s leading producers of gem-quality diamonds.
Soapstone
Soapstone
Soapstone is a metamorphic rock with properties that make it suitable for a variety of projects.
June 6, 1912
Novarupta
June 6, 1912 - The most powerful volcanic eruption of the 20th century.
Uses of Gold
Uses of Gold
The Many Uses of Gold - Unique properties make gold one of the most useful metals.
Geodes
Geodes
Geodes look like ordinary rocks on the outside but can be spectacular inside!
Land Below Sea Level
Land Below Sea Level
Land Below Sea Level - Did you know that dozens of land locations are below sea level?
San Andreas Fault Map
San Andreas Fault Map
Google Map of the San Andreas Fault - Zoom in to see the fault trace on satellite images.
Minerals
Minerals
Minerals - Descriptions, photos, articles, properties and uses for common minerals.
Mineraloids
Mineraloids
Mineraloids are amorphous naturally-occurring inorganic solids that lack crystallinity.
Crater of Diamonds
Crater of Diamonds
Crater of Diamonds - The only diamond mine in the world where you can be the miner.
Ruby and Sapphire
ruby and sapphire
Ruby and Sapphire are the 2nd and 3rd most popular colored stones in the United States.
Watch out for Ticks!
Ticks
Ticks are a problem for geologists in some areas. Learn to recognize and avoid them.
Eagle Ford Shale
Eagle Ford Shale
Eagle Ford Shale - One of the most prolific oil and gas producers in the United States.
Salt Domes
Salt Domes
Salt Domes - Salt structures that are often associated with oil and natural gas accumulations.
Ethiopian Opal
Ethiopian opal
Ethiopian Opal - The new opal heavyweight that might give Australia a run.
What is Geology?
What is Geology?
What is Geology? The study of Earth materials, structures, processes and life over time.
Azurite Granite
K2 Granite
Azurite Granite ? A white granite with blue orbs of azurite. A new material from Pakistan.
Meteorites
Meteorites
Meteorites - Rocks that were once parts of planets or large asteroids.
Horizontal Drilling
Horizontal Drilling
Horizontal Drilling has opened new resources and significantly improved productivity.
What is a Geyser?
What is a Geyser?
What is a Geyser? Photos and information about geysers in many parts of the world.
Cave of the Hands
Cave of the Hands
Cave of the Hands is a cave where ancient people painted hands about 9000 years ago.
Homeowners Insurance
Homeowners Insurance
Homeowners Insurance usually does not cover the most common geologic hazards.
The Brewery Rock ?
diatomite
The Rock Used to Make Beer - Geologists are beer experts and should know about this rock.
Misconception
Diamonds from Coal
Diamond Misconception - Many people think that diamonds form from coal. Not True!
What are Glaciers?
What are Glaciers?
What are Glaciers? Learn how glaciers form, flow, advance, retreat, and change over time.
Expansive Soil
Expansive Soil
Expansive Soil causes more damage than floods, hurricanes & tornadoes combined.
Sunstone
Sunstone
Sunstone - A gem feldspar with aventurescence caused by light reflecting from platy inclusions.
Rhyolite
Rhyolite
Rhyolite An extrusive igneous rock with a high silica content, produced from granitic magma.
Hardness Picks
hardness picks
Hardness Picks - Mohs hardness testing with precise and easy-to-use hardness picks.
Earthquake Maps
California Earthquake Maps
California Earthquake Maps - A collection of isoseismal maps for earthquakes in California.
What is a Maar?
What is a Maar?
What is a Maar? The second most common volcanic landscape feature on Earth.
Methane Hydrate
Methane Hydrate
Methane Hydrate deposits contain more fuel value than all other fossil fuels combined.
Shale
Shale
Shale - The rock that has quickly transformed the oil and gas industry.
What Is Earth Science?
What Is Earth Science?
What Is Earth Science? The study of Earth and its neighbors in space. Learn more!
Diamond Producers
Diamond Production
Diamond Production leaders include: Botswana, Russia, Angola and Canada.
Tourmaline
Tourmaline
Tourmaline - the most colorful mineral and natural gem material on Earth.
Lightning Strikes Map
Lightning Strikes Map
Lightning Strikes Map by NASA shows the worldwide distribution of lightning activity.
What Is The Moho?
What Is The Moho?
What Is The Moho? The Mohorovicic Discontinuity is the mantle/crust boundary.
Tanzanite
tanzanite
Tanzanite was unknown until a few decades ago but it has erupted into wide popularity.
Sliding Rocks
Sliding Rocks
Sliding Rocks Mystery - What causes these rocks to slide across a playa in Death Valley?
Obsidian
Obsidian
Obsidian - the volcanic rock that cools so quickly that it becomes a natural glass.
Great Rift Valley
Great Rift Valley
The East Africa Rift System - The extensive fault system that is tearing Africa apart.
Coal Close Up
Coal Through a Microscope
Coal Through a Microscope - Coal is more than a black rock. It is THE most interesting rock.
Dowsing
dowsing
Dowsing is a method used to find underground water that is rejected by most geologists.
Ammolite
Ammolite
Ammolite is a fossil and a gemstone. It is shell material from fossil ammonites.
Rhodochrosite
Rhodochrosite
Rhodochrosite - a manganese mineral used as an ore, a pink gem and an ornamental stone.
Uses of Marble
Uses of Marble
The Uses of Marble are numerous and diverse. You will be surprised by how it is used.
Emerald
Emerald
Emerald is the most popular green gemstone in the United States and most of the world.
US Diamond Mines
US Diamond Mines
US Diamond Mines - Did you know that diamonds have been mined in the United States?
Herkimer Diamonds
Herkimer Diamonds
Herkimer Diamonds Doubly-terminated quartz crystals used as specimens and gems.
Petrified Wood
Petrified Wood
Petrified Wood is a fossil that forms when dissolved material precipitates and replaces wood.
Granite
Granite
Granite - The intrusive igneous rock that underlies continents and countertops.
Rhodonite
Rhodonite
Rhodonite - a manganese silicate used as a minor ore of manganese and as a gemstone.
Sand
Sand
Sand is a diverse material. This gallery includes photos of sand from around the world.
Fluorescent Minerals
Fluorescent Minerals
Fluorescent Minerals and rocks glow with spectacular colors under ultraviolet light.
Olivine
Olivine
Olivine - Abundant in Earth*s mantle. A constituent of meteorites. The gem peridot.
Tallest Mountain
Tallest Mountain
Tallest Mountain - Everest has rivals in tallness, altitude and distance to the center of Earth.
Blue Flames
Blue Flames
Blue Flames and the largest highly acidic lake in the world at Kawah Ijen Volcano.
The Acid Test
The Acid Test
The Acid Test - Geologists use dilute hydrochloric acid to identify carbonate minerals.
Labradorite
Labradorite
Labradorite is a feldspar mineral that sometimes exhibits an iridescent play-of-color.
Mount Cleveland
Mount Cleveland
Mount Cleveland is an active volcano in the Aleutian Islands and a threat to air traffic.
100+ Gemstones
colored stones
100+ Gems - Photos of over 100 beautiful gems ranging from the popular to the obscure.
Bear Map
Bear Map
Range of Bear Species - Where you might encounter different types of bears.
Mineral Hardness
Mohs Hardness Test
Mohs Hardness Scale is a set of reference minerals used for classroom hardness testing.
Rocks on Mars
Rocks on Mars
Rocks on Mars - Many of the rocks found on Mars are not very different from Earth rocks.
USA Landslide Map
Landslides
Landslide Incidence Map - A USGS map showing landslide incidence in the United States.
Turquoise
Turquoise
Turquoise - A bluish-green gem material that has been used for over 6000 years.
Chalcopyrite
Chalcopyrite
Chalcopyrite - The most important ore of copper for over five thousand years.
Rock Art
Rock Art
Rock Art - People have been marking on rocks for thousands of years.
Mount Vesuvius
Mount Vesuvius
Mount Vesuvius - geology, history, maps, facts and more about the Vesuvius eruptions.
Lapis Lazuli
Lapis Lazuli
Lapis Lazuli - a metamorphic rock and the most popular blue opaque gemstone in history.
Kyanite
kyanite
Kyanite is a metamorphic mineral used to make porcelain, abrasive products and gems.
Hematite
Hematite on Mars
Hematite - The most important ore of iron. A source of mineral pigment since prehistory.
Field Courses
Field Camps
Field Courses - Over 80 field courses for undergraduate geology students.
Garnet
Garnet
Garnet is best known as a red gemstone. It occurs in any color and has many industrial uses.
Types Of Eruptions
Types Of Eruptions
Types of Volcanic Eruptions - A description of the most common eruption types.
Rock Tumblers
Rock Tumblers
Rock Tumblers - All about rock tumblers and rock tumbling. Read before you buy a tumbler.
Azurite
Azurite
Azurite - Used as an ore of copper, a pigment, ornamental stone and gem material.
Facts About Copper
Copper
Facts About Copper - Information about copper uses, production, resources and more.
Corundum
Corundum
Corundum is the third hardest mineral. It is also the mineral of ruby and sapphire.
Mineral Rights
Mineral Rights
Mineral Rights - Who owns the minerals under your land? Who wants to buy them?
Hydraulic Fracturing
Hydraulic Fracturing
Hydraulic Fracturing increases well yield by fracturing the reservoir rock with fluid injection.
Fire Opal
Fire Opal
Fire Opal is a transparent to translucent opal with a yellow, orange or red background color.
Huge Diamond Deposit
Popigai Diamonds
The Largest Diamond Deposit in the world could be under Popigai Crater in Russia.
Crushed Stone
Crushed Stone
Crushed Stone - About four tons per person is used each year in the United States.
Oil Fields from Space
natural gas flaring
Oil Fields from Space - Night views of Earth show the distribution of oil field activity.
Zircon
Zircon
Zircon is the primary ore of zirconium and a gemstone that is available in many colors.
Peridotite
Peridotite
Peridotite is a chromite host rock, a source of diamonds and a possible carbon dioxide sink.
Mount Etna
Mount Etna
Mount Etna - The most active volcano in Europe continues an eruption that started in 2001.
Life on Europa?
Life on Europa
Life on Europa could exist in a salty ocean deep below its frozen surface.
Pavlof Volcano
Pavlof Volcano
Pavlof Volcano - one of the most active volcanoes in North America and a threat to air traffic.
Fossils
Fossils
Fossils - Learn about fossils and discoveries around the world.
Fee Mining Sites
Fee Mining
Fee Mining sites are mines that you can enter, pay a fee, and keep anything that you find.
Plate Tectonics
Plate Tectonics
Plate Tectonics - Articles and maps about plate tectonics and the interior of Earth.
Oil and Gas
Oil and Gas
Oil and Gas - Articles about oil and natural gas in the US and around the world.
Opals
Opal
Pictures of Opal - A collection of different types of opal from all around the world and Mars too!
Largest Earthquake
Largest Earthquake
Largest Earthquake ever recorded - Magnitude 9.5. Chile, 1960.