FELDSPAR
Set to 4 different clues across 4 published puzzles, most often “Mineral that crystallizes from magma” — The New York Times, Sunday, 20 September 2009.
8 letters
Every clue on record, most used first
- Mineral that crystallizes from magmaonce
The New York Times — Sunday, 20 September 2009
- Important constituent of igneous rocksonce
The New York Times — Sunday, 25 January 2004
- Igneous rock constituentonce
The New York Times — Wednesday, 27 May 1998
- Crystalline mineralonce
The New York Times — Thursday, 18 September 1997