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Meandering channels of fresh lava - Hawaii

A fresh lava flow at Hawaii's Kilauea is providing volcanologists with some beautiful photography opportunities.

basalt rocks , giants causeway, Ireland.  RocksInMyHead™ is the World’s Greatest Rock, Prospecting & Outdoor Education Company.   For gold prospecting, rockhounding, lapidary and geology tools, and jewelry making supplies, equipment, books, maps, great outdoor gear, plus lots of great rocks, minerals, gemstones, fossils, & meteorites, go to our website http://RocksInMyHead.com.

Perfect hexagonal columnar joint basalt rocks, Giants Causeway, near Bushmills, Antrim County, Ireland

The Art of Rock Folding by Ern Mainka--Geological rock folding in sedimentary layers on beach coastline, Croajingalong National Park, Victoria, Australia. Approx 5×3 foot section shown.

'The Art of Rock Folding' (photo by Ern Mainka). Geological rock folding in sedimentary layers on beach coastline, Croajingalong National Park, Victoria, Australia

Rock Identification Chart

Identifying Rocks

science Rock Cycle - When picking rocks for hardscapes use Metamorphic rock, especially with water (so it doesn't leach anything into water) also important to know what type of rockscape animals may have evolved in.

The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German geologist and mineralogist Friedrich Mohs and is one of several definitions of hardness in materials science.

The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German geologist and mineralogist Friedrich Mohs

Geologic Folds in the Lower Ugab valley in Namibia - photo from northseattle.edu--- Wow!

Geologic Folds in the Lower Ugab valley in Namibia - photo from northseattle. *Note the vertical fault displacement just behind the truck!

La composición química de diversas piedras preciosas | Geología EN

The Chemical Composition of Gems & Minerals

Infographic on Colour Chemistry of Gemstones - Precious Stones. Colour reasons of different gemstones or precious stones described in this infographic.

Geology of North America - map

Geologic Map of North America [1024x1765]

Geologic Time |via Paleo Illustration #fossils tell a story

Geological Time, by Dylan Gibson: There’s a a way to remember all those names: Camels Often Sit Down Carefully Perhaps Their Joints Creak (Perhaps Effective Oiling Might Prolong Perfect Health)

Progressive formation of an asymmetric fold evolving into a thrust with related ramp anticline.  #ScienzeGeologichePage

Texas Bureau of Economic Geology: The Big Bend of the Rio Grande: A Guide to the Rocks, Geologic History, and Settlers of the Area of Big Bend National Park (Geology, Place Names, and Legends)

The Rainbow Mountains in Peru very Amazing | Geology IN

The Rainbow Mountains in Peru Very Amazing

Ausangate is a mountain of the Willkanuta mountain range in the Andes of Peru. This beautiful region, inhabited by alpaca and llama herding communities, serves as.

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