Mineraldle
Puzzle #47 was beryl.
Beryl ( BERR-əl) is a mineral composed of beryllium aluminium silicate with the chemical formula Be3Al2(SiO3)6. Well-known varieties of beryl include emerald and aquamarine. Naturally occurring hexagonal crystals of beryl can be up to several meters in size, but terminated crystals are relatively rare.
What the record says
Puzzle 47 ran on 31 Aug 2026 and the answer was beryl, played with 6 guesses against 4 columns. On the record: Crystal system - hexagonal; Strunz group - silicates; Elements - Al, Be, O, Si; Named after - other.
Beyond the grid the record adds Formula - Be₃Al₂Si₆O₁₈; Named after - Beryllos 3 (Pauly-Wissowa).
Mineraldle builds its record from Wikidata - CC0 1.0. The description above comes from the same place the game credits on every reveal: English Wikipedia verbatim extract, CC BY-SA 4.0. The puzzle itself is still playable in the archive, and every answer that has been and gone is listed on the past-answers page.
How it scored
- Crystal system
- hexagonal
- Strunz group
- silicates
- Elements
- Al, Be, O, Si
- Named after
- other
Also on the record
- Formula
- Be₃Al₂Si₆O₁₈
- Named after
- Beryllos 3 (Pauly-Wissowa)