Mineraldle
Puzzle #114 was alamosite.
Alamosite (Pb12Si12O36) is a colorless silicate mineral named after the place where it was discovered, Álamos, Sonora, Mexico. It is a rare secondary mineral occurring in the oxidized zones of lead-rich deposits. For example, the infobox picture shows its association with black leadhillite.
What the record says
Puzzle 114 ran on 6 Nov 2026 and the answer was alamosite, played with 6 guesses against 4 columns. On the record: Crystal system - monoclinic; Strunz group - silicates; Elements - O, Pb, Si. 1 of the 4 columns is blank in the source (Named after), so nobody could score it either way.
Beyond the grid the record adds Formula - PbSiO₃.
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
- O, Pb, Si
- Named after
- Not recorded
Also on the record
- Formula
- PbSiO₃