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In 2014, researchers in the UK created the darkest material in the world known as ‘Vantablack.’ Now, they’ve created a spray-on version. Vantablack is so dark that it distorts the shape and form of the objects on which it’s painted.

Via Mashable

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Quartz 

Bizarre specimen of Quartz crystal sliced by thin Calcite layers from Bor Pit, Dal negorsk, Russia. It forms an aesthetic cluster of Quartz with one dominant crystal. It has sharp hexagonal shape and irregular thickness due to tectonic movements.

Locality: Bor Pit, Dalnegorsk, Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia