What is the answer to "Black gem"?

The most common answer is ONYX. However, there is 1 possible answer to this clue.

When was this clue last used?

This clue was most recently seen in 2025, and first appeared in 2024.

How difficult is this clue?

We rate this clue as Easy difficulty.

Black gem Crossword Clue Answer

Can't figure out Black gem? The USA Today crossword from September 19, 2025 used this clue. Answer: 4 letters.

Black gem Crossword Answer

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Hints

Hint 1 meaning

Hint 2 clue words

Hint 3 anagram

Other USA Today Clues (9/19/25)

1A: "I want to be on that email"

5A: Sherlock's assignment

9A: Nebraska city home to America's largest indoor rainforest

14A: Frozen precipitation

16A: Manis' partners

17A: "___ all work out!"

18A: Skin condition

19A: Amanda Gorman and Mary Oliver

20A: Really stand out onstage

23A: Significant time period

Black gem Crossword Clue FAQ

What is the 4-letter answer to "Black gem" crossword clue?

The answer to the "Black gem" crossword clue is ONYX. This answer contains 4 letters and was confirmed in the USA Today puzzle.

Which crossword used "Black gem" clue?

This crossword clue most recently appeared in the USA Today puzzle on September 19, 2025. Daily crossword puzzles often reuse popular clues, so this clue may appear again in future puzzles from the same publication or others.

What is the meaning of ONYX?

The word ONYX means: a chalcedony with alternating black and white bands; used in making cameos. This definition provides context for why it fits the crossword clue "Black gem".