hyalopilitic

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adjective

A textural term used in petrographic classification of volcanic rocks, referring to a volcanic rock groundmass, which is visible only under magnification with a petrographic microscope, that contains a mixture of very fine-grained mineral crystals either mixed with natural volcanic glass, or surrounded by thin bands of volcanic glass.

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Meanings

adjectivehyalopilitic (not comparable)
  1. not comparableA textural term used in petrographic classification of volcanic rocks, referring to a volcanic rock groundmass, which is visible only under magnification with a petrographic microscope, that contains a mixture of very fine-grained mineral crystals either mixed with natural volcanic glass, or surrounded by thin bands of volcanic glass.
Cite this entry
APA

hyalopilitic. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/hyalopilitic

MLA

“hyalopilitic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hyalopilitic. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “hyalopilitic,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/hyalopilitic.

Source: hyalopilitic on Wiktionary, CC BY-SA 4.0.