Minerals of the triclinic crystal system are referred to three unequal axes, all of which intersect at oblique angles. None of the axes are perpendicular to any other axis.
a ≠ b ≠ c
α ≠ β ≠ γ ≠ 90°
Generalic, Eni. "Triclinic crystal system." Croatian-English Chemistry Dictionary & Glossary. 29 June 2022. KTF-Split. 2 Apr. 2025. <https://glossary.periodni.com>.
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