Why Do Some Beaches Have Black Sand? The Volcanic Secret? Discover the intriguing reasons behind the creation of black sand ...

Amethyst . A member of the quartz family, amethysts with intense, rich purple shades have long been considered the most ...

Next to the high mountain there are several power plants that seem tiny against the background of the rocks black and white park stock videos & royalty-free footage In the middle of the field stands a ...

Design White Luxury Marble ... river of snowmelt with rocks... Top down view of rushing glacial river of snowmelt with rocks and whitewater, New Zealand. Showing a veined dark blue mineral ...

No matter how many missions to Mars she takes part in, the sheer joy of unearthing discoveries about the red planet never gets old for Mariek Schmidt.

Igneous intrusions are a type of rock feature. They form when molten rock cools below the surface of the Earth. Join Isla and Connor as they explore igneous rock landscape features at Traprain Law ...

You absolutely crushed our January 'B&W Street' photo challenge! See some of the stunning black-and-white street photos from ...

An igneous rock has come to be regarded, more constantly than before, not merely as a mineral-aggregate, but as-the product of consolidation of a molten rock-magma; and consideration has been ...

Marble is white or have swirls of colour with a crystallised structure. These are formed when either igneous or sedimentary rocks are changed. Heat and/or pressure will cause the elements in the ...

The subject is regularly left out in lessons learned by young students. To break this long-standing practice, teachers are using picture books to provide valuable lessons on Black historical figures ...