pitchstone in Vietnamese

danh từ
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Sentence patterns related to "pitchstone"

Below are sample sentences containing the word "pitchstone" from the English - Vietnamese Medical Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "pitchstone", or refer to the context using the word "pitchstone" in the English - Vietnamese Medical Dictionary.

1. Crystallite, any of a type of microscopic body occurring in such glassy igneous rocks as obsidian and pitchstone. Crystallites are regarded as incipient or embryonic crystals, though they often have no recognizable crystallographic form and are too small to polarize light.