Mineraldle
Puzzle #112 was lawsonite.
Lawsonite is a hydrous calcium aluminium sorosilicate mineral with formula CaAl2Si2O7(OH)2·H2O. Lawsonite crystallizes in the orthorhombic system in prismatic, often tabular crystals. Crystal twinning is common. It forms transparent to translucent colorless, white, pink, and bluish to pinkish grey glassy to greasy crystals.
Read about it on Wikipedia →
What the record says
Puzzle 112 ran on 4 Nov 2026 and the answer was lawsonite, played with 6 guesses against 4 columns. On the record: Crystal system - orthorhombic; Strunz group - silicates; Elements - Al, Ca, H, O, Si; Named after - person.
Beyond the grid the record adds Formula - CaAl₂Si₂O₇(OH)₂·H₂O; Mohs hardness - 7.5; Named after - Andrew Lawson.
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
- orthorhombic
- Strunz group
- silicates
- Elements
- Al, Ca, H, O, Si
- Named after
- person
Also on the record
- Formula
- CaAl₂Si₂O₇(OH)₂·H₂O
- Mohs hardness
- 7.5
- Named after
- Andrew Lawson