Briefly noted

Using mining or quarry residues to counter the global shortage of sand

Researchers from Switzerland and Australia have published a study on “ore-sand”

Miscellaneous: ideas around natural stone

Slate rings from hunter-gatherers in northeast Europe 6000 years ago may have served for social relations between distant Stone-Age communities

Miscellaneous: ideas around natural stone

In younger history, the eruption power of the Hunga Tonga volcano in the South Pacific on January 15, 2022, was only reached by Krakatoa in 1883

Miscelleneous: ideas around natural stone

„Gemma“ is how Italian Sicis company calls its collection of ceiling lamps. The light falls through a glass emulating gems. Designer was Massimiliano Raggi

Miscellaneous: ideas around natural stone

Peace for Ukraine: we had published a call for international artists for works commenting on the war in Ukraine started by Russian President Wladimir Putin on February 24, 2022

Miscellaneous: ideas around natural stone

The “Al-Naslaa” rock located 50 km south of the Tayma oasis in Saudi Arabia looks like it’s been cut with diamond wire or waterjet and perfectly balanced on tiny pedestals

Miscellaneous: ideas all around natural stone

Graphic journalist Sam Learner has created an interactive map where you can let a raindrop fall to earth anywhere in the U.S. and track its path to an ocean

Miscellaneous: ideas all around natural stone

The Chankillo Solar Observatory in Peru has the so-called Fortified Temple with 3 stone wall rings in the center. The gate in the inner wall is particularly striking.

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