Sodalitle Group Visible to Near-infrared Spectra (300 - 1100 nm)
The sodalites are a group of cubic aluminosilicate minerals.
Their color is due to complex polymeric sulfide ions. S3-
is responsible for the blue color commonly observed in many
members of the sodalite group.
Visible Spectra (400 - 800 nm)
, from (Eifel,
Rhineland-Palatinate?) Germany. Normalized to 10.0 cm. Colored by
polymeric sulfide ions. Data File: Contributed data from
Vasiliev, LAL, Moscow: haŁyne_Germany
, 25 K. Picture: haŁyne,
Eifel, Germany, GRR 2029.
- HaŁyne, GRR 3772. Reinland Palatinate, Germany. 1.10 mm thick blue color . Data file
(Eifel Region), Germany. 1.243 mm thick, blue color. Data file:
Contributed data from Janet Harvey, Santa Monica, CA, HaŁyne J1, 22 K.
Picture: haŁyne, Mendig,
Germany, 550 K.
Lazurite, Na7Ca(Al6Si6O24)(SO4)(S3) ∑ H2O
- lazurite, GRR 2135. Blue
from Badakhstan, Afghanistan.
- lazurite, CIT 11358. Blue
lazuli containing lazurite from Andes of Ovalle, Coquimbo,
GRR 153; red tugtupite
from, from Kvanefjeld,
Ilimaussaq, Greenland. 0.4 mm thick sample, unoriented. Data File: tugtupite153.
molecule is believed to be the species
responsible for the red color.
to references about the spectra of sodalite group members
to the list of minerals
to the Index of Data Files
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