The candle holder is a much more unusual type of dichroic glass, also developed by Moser, and called by them Heliolite
. This combined neodymium with the equally difficult to pronounce praseodymium to produce glass which changes from amber brown to green, as you can see in the picture.
," said the geologists, using the scientific name for the transparent crystals of feldspar.
collatatus (71% of the specimens infested) over Heliolites sp.
In Baltica Chaetosalpinx has hitherto been reported from Favosites vicinalis (Stel 1976), Heliolites sp.
The crenulation of the corallite wall and the occurrence of septa in corallites of Heliolites
The tabulate coral fauna of the Tirekhtyakh Regional Stage is richest in the limestones of the middle part of unit O in the Mirny Creek section and contains mostly endemic species of Agetolites, Paleofavosites, Mesofavosites, Catenipora, Heliolites
, Plasmoporella, Rhaphidophyllum, Propora, and other genera (Preobrazhenskij 1966; Koren' et al.