Meta-neon

(

[Plate XX]

, 3 and 6) differs from its comrade by the insertion of an additional atom in each of the groups included in the second body within its arm, and substituting a seven-atomed group for one of the triplets in neon.

META-NEON: Six arms of 47 atoms 282
Central tetrahedra 120
----
Total 402
----
Atomic weight ----
Number weight 402/18 22.33

Argon

(

[Plate XX]

, 4, 6 and 7) shows within its arms the

b