Meanings
plural brotocrystals
- chemistryA phenocryst whose corroded or embayed outline proves that it was formed prior to the eruptive stage.
Cite this entry
brotocrystal. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/brotocrystal
“brotocrystal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/brotocrystal. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “brotocrystal,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/brotocrystal.
Source: brotocrystal on Wiktionary, CC BY-SA 4.0.