harder

'Mystery' diamond found in meteorite may be harder than Earth gem

‘Mystery’ diamond found in meteorite may be harder than Earth gem

Traditionally, we thought diamonds formed under the enormous pressures of the Earth’s interior, but some solid gems have also been found in space meteorites – gems that are fundamentally different from terrestrial diamonds. An international team of researchers say they have discovered the largest crystal ever found in a rare diamond called lonsdaleite. These diamonds …

‘Mystery’ diamond found in meteorite may be harder than Earth gem Read More »

'Mystery' diamond found in meteorite may be harder than Earth gem

‘Mystery’ diamond found in meteorite may be harder than Earth gem

Traditionally, we thought diamonds formed under the enormous pressures of the Earth’s interior, but some solid gems have also been found in space meteorites – gems that are fundamentally different from terrestrial diamonds. An international team of researchers say they have discovered the largest crystal ever found in a rare diamond called lonsdaleite. These diamonds …

‘Mystery’ diamond found in meteorite may be harder than Earth gem Read More »

'Mystery' diamond found in meteorite may be harder than Earth gem

‘Mystery’ diamond found in space may be harder than Earth gem

Traditionally, we thought diamonds formed under the enormous pressures of the Earth’s interior, but some solid gems have also been found in space meteorites – gems that are fundamentally different from terrestrial diamonds. An international team of researchers say they have discovered the largest crystal ever found in a rare diamond called lonsdaleite. These diamonds …

‘Mystery’ diamond found in space may be harder than Earth gem Read More »

EU makes it harder for Russians to visit, but no blanket ban on visas

EU makes it harder for Russians to visit, but no blanket ban on visas

(CNN) — The EU has agreed to reduce the number of new visas available to Russian citizens, but has not banned travel to the bloc outright. European Union foreign ministers decided on Wednesday to suspend a visa facilitation agreement between the bloc and Russia that gives Russians preferential treatment when applying for EU visas. The …

EU makes it harder for Russians to visit, but no blanket ban on visas Read More »