Germanium
(
, 2) shows the eight funnels, containing each four segments (
, 4), within which are three ovoids and a "cigar." In this case the funnels radiate from a central globe, formed of two intersecting tetrahedra, with "cigars" at each point enclosing a four-atomed globe.
GERMANIUM: 8 funnels of 156 atoms 1248
Central globe 52
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Total 1300
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Atomic weight 71.93
Number weight 1300/18 72.22
Tin
(