Mineraldle
Puzzle #71 was danalite.
Danalite is an iron beryllium silicate sulfide mineral with formula: Fe2+4Be3(SiO4)3S.
What the record says
Puzzle 71 ran on 24 Sep 2026 and the answer was danalite, played with 6 guesses against 4 columns. On the record: Crystal system - cubic; Strunz group - silicates; Elements - Be, Fe, O, S, Si; Named after - person.
Beyond the grid the record adds Formula - Be₃Fe²⁺₄(SiO₄)₃S; Named after - James Dwight Dana.
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
- cubic
- Strunz group
- silicates
- Elements
- Be, Fe, O, S, Si
- Named after
- person
Also on the record
- Formula
- Be₃Fe²⁺₄(SiO₄)₃S
- Named after
- James Dwight Dana