Relationships between the minor axis semidiameter and major axis semidiameter have been empirically determined for different structural detail geometries.
It has been described as work that “relies on geometry and symmetry, fusing curvilinear shapes into pixilated, cleverly impressionistic jigsaw puzzles”.
The beryl crystal from Pingwu County,Sichuan Province that occurred on the low saturation,alkaline and pneumatogenic—thermal conditions,is characterized by the flat tabular shape.