hedrite

https://doi.org/10.1351/goldbook.14249
Polyhedral aggregate of lamellar crystals resulting in a morphology that resembles that of a polymer single crystal, at least from one viewing direction.
Note: A hedrite is a type of axialite.
Source:
PAC, 2011, 83, 1831. (Definitions of terms relating to crystalline polymers (IUPAC Recommendations 2011)) on page 1854 [Terms] [Paper]