NALGONDA: A polished stone axe made of black basalt from the Neolithic period, dating back to around 4000 BCE, was found at Gundrampalli in Chityal mandal. The prehistoric stone tool, measuring 15 ...

black basalt was designed to mimic the inky-black luster of volcanic basalt stone. To achieve the hue, an iron-oxide rich slurry of manganese and iron—sourced from nearby coal mines—was added ...

In 1868, an ancient relic known as the Mesha Stele — an inscribed three-foot-tall black basalt stone tablet that dates back to 9th century B.C. — was dug up in Dhiban, Jordan. Since its ...

The Giant's Causeway has faced many threats to its survival, from mythical fights between giants to coastal erosion and ...

Ground stone tools are generally made of basalt, rhyolite ... local igneous materials which can be found in the vicinity of Black River Falls. Ground stone tools are not commonly found at ...

The Giant's Causeway faces 'rapid erosion' from tourists jamming coins into gaps on the 60-million-year-old rocks.

After the latest makeover for the proposed Black Mountain Basalt development at the Jadwin parcel in Basalt, Town Council unanimously approved the sketch plan for the development with the ...