When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A rare type of diamond may suggest that water can penetrate deeper into Earth's interior than ...

A diamond’s clarity grade, from Flawless (FL) to Included (I3), reflects the size, location, and type of imperfections. Most ...

Diamond inclusions (IMAGE) Carnegie Institution for Science Caption This close-up view of a super-deep diamond highlights its inclusions, seen here as black spots. Inclusions like these provide ...

Scientists have discovered the first direct evidence that fluid water pockets may exist as far as 500 miles deep into the Earth's mantle. A UNLV scientist has discovered the first direct evidence that ...

A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that form in completely opposing chemical environments—a combination so unusual ...

The raw materials of some volcanic islands are shaped by some of the same processes that form diamonds deep under the continents, according to a new study. The study asserts that material from diamond ...

Feb. 23 (UPI) --Researchers have discovered a diamond that grew for more than 2 billion years. Inside the record-setting diamond are clues revealing a significant shift in the carbon cycle of early ...