Fiveling
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A fiveling, also known as a decahedral nanoparticle, a multiply-twinned particle, a pentagonal nanoparticle, a pentatwin, or a five-fold twin is a type of twinned crystal that can exist at sizes rangi
Decahedral PtFe1.2 nanoparticle.
SEM image of decagonal rod of silver.
Fiveling (decahedral nanoparticle) showing diffusion growth at tips.
Macle
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Macle is a term used in crystallography. It is a crystalline form, twin-crystal or double crystal. It is crystallographic twin according to the spinel twin law and is seen in octahedral crystals or mi
Macle formed by the merger of three pyrite crystals.