Mineraldle
Puzzle #91 was jadarite.
Jadarite is a white, earthy monoclinic silicate mineral, sodium lithium boron silicate hydroxide with the chemical formula LiNaSiB3O7(OH).
Read about it on Wikipedia →
What the record says
Puzzle 91 ran on 14 Oct 2026 and the answer was jadarite, played with 6 guesses against 4 columns. On the record: Crystal system - monoclinic; Strunz group - silicates; Elements - B, H, Li, Na, O, Si; Named after - place.
Beyond the grid the record adds Formula - LiNaB₃SiO₇(OH); Named after - Jadar.
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
- monoclinic
- Strunz group
- silicates
- Elements
- B, H, Li, Na, O, Si
- Named after
- place
Also on the record
- Formula
- LiNaB₃SiO₇(OH)
- Named after
- Jadar