Recommended Interesting Articles

Volcanoes

Volcanic Ash

A volcanic hazard that is often underestimated in its geographic reach and impact. Article by: Hobart M. King, Ph.D., RPG Volcanic ash plume from Cleveland Volcano, located on Chuginadak Island in the Aleutian Island Chain off Alaska. NASA image taken by Jeff Williams, Flight Engineer, from the International Space Station.
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Rocks

Flint

A hard, tough material, used by humans to make tools for millions of years Article by: Hobart M. King, Ph.D., RPG Flint nodule: Flint is a variety of microcrystalline or cryptocrystalline quartz. It occurs as nodules and concretionary masses, and less frequently as a layered deposit. It breaks consistently with a conchoidal fracture and was one of the first materials used to make tools by early people.
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Maps

Massachusetts County Map with County Seat Cities

County Maps for Neighboring States: Connecticut New Hampshire New York Rhode Island Vermont Massachusetts on a USA Wall Map Massachusetts Delorme Atlas Massachusetts on Google Earth The map above is a Landsat satellite image of Massachusetts with County boundaries superimposed. We have a more detailed satellite image of Massachusetts without County boundaries.
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Gemstones

Aventurine

A translucent quartz or quartzite with sparkling reflections. It occurs in a range of colors. Author: Hobart M. King, Ph.D., GIA Graduate Gemologist Translucent Aventurine: A small polished piece of aventurine about three centimeters across that shows the translucence, highly included nature and aventurescence of the material.
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Maps

Map of Arizona Cities and Roads

City Maps for Neighboring States: California Colorado Nevada New Mexico Utah Arizona on a USA Wall Map Arizona Delorme Atlas Arizona on Google Earth Arizona Cities: Cities with populations over 10,000 include: Apache Junction, Bullhead City, Casa Grande, Chandler, Douglas, Flagstaff, Florence, Fountain Hills, Gilbert, Glendale, Goodyear, Green Valley, Kingman, Lake Havasu City, Mesa, Nogales, Oro Valley, Payson, Peoria, Phoenix, Prescott, Prescott Valley, San Luis, Scottsdale, Sierra Vista, Sun City, Sun City West, Surprise, Tempe, Tucson, Winslow and Yuma.
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Maps

Kuwait Map and Satellite Image

Kuwait Bordering Countries: Iraq, Saudi Arabia Regional Maps: Map of Asia, World Map Where is Kuwait? Kuwait Satellite Image Kuwait Information: Kuwait is located in the Middle East. Kuwait is bordered by the Persian Gulf to the east, Iraq to the west and north, and Saudi Arabia to the south. Explore Kuwait Using Google Earth: Google Earth is a free program from Google that allows you to explore satellite images showing the cities and landscapes of Kuwait and all of Asia in fantastic detail.
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