tetragonal
IPA: tˈɛtrægʌnʌɫ
adjective
- Having four sides, like a tetragon.
- (crystallography) Having two equal axes and one unequal, and all angles 90°.
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Examples of "tetragonal" in Sentences
- It crystallises in the 3rd (tetragonal) system, with indistinct cleavage.
- Such an organism would draw not a triangle-based color-wheel but a tetragonal color-sphere.
- In the fourth house I find Jupiter in a decadence, as also in a tetragonal aspect to Saturn, associated with Mercury.
- Though closely resembling the tetragonal torbernite in form, it crystallizes in the orthorhombic system and is optically biaxial.
- The latter four minerals are polymorphs of quartz, meaning that they have the same chemical composition (silica), but different crystalline forms (tetragonal or monoclinic).
- Rutile is made up mostly of titanium dioxide with two rarer polymorphs anatase or octahedrite, which is a tetragonal mineral of pseudo-octahedral habit, and brookite, which is an orthorhombic mineral, the Doctor explained to her.
- That means we came painfully close to possibly discovering the biggest Indiana Jones And The Kingdom Of The Crystal Skull spoiler of them all – whether the crystal skull is made of tetragonal ionic crystal or orthorhombic covalent crystal.
- One of the most arresting pictures is Karl Benjamin's 1957 oil-on-linen "Small Planes: White, Blue, and Pink," whose multiple tetragonal shapes look like boxes that have been mounted, or spread, but simultaneously seem to float weightlessly on the picture plane.
- Having determined the identity in chemical composition of the crystals, it was thought that there might be a difference of form of the crystals in the various plants, from the fact that calcium oxalate crystallizes both in the tetragonal and the monoclinic systems.
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