Tag Archive: geology


A double terminated Aquamarine with unusual etching from the Shigar Valley, Northern Pakistan, by photographer Jeff Scovil.

Basalt columns at the Giant’s Causeway, County Antrim, Northern Ireland.

An agate slice from Kerrouchen, Morocco.

Chicken Leg Rock is in Algeria.

Rare rainbow lattice sunstone from the Rainbow Serpent Mine in Harts Range northeast of Alice Springs, NT, Australia, by Gecko Stones.

Folded banded iron formation with shale interbeds, exposed in a pavement near Soudan, Minnesota. Photographed by Callan Bentley of the American Geophysical Union.

Pic of the Day – 5/5/22

A map of the Atlantic Ocean floor.

Deep green augelite crystals on quartz crystals from Sanchez Carrion, La Libertad, Peru. Photo by Saphira Minerals.

An opal with worlds inside, by Genuine Stone.

A pseudomorph Coyamito, now in a personal collection in Germany, photographed by Agates from Mexico.

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