| 释义 |
naujakasite Min.|naʊjəˈkɑːzaɪt|
[f. Naujakas-ik, a point on the southern coast of Tunugdliarfik Fiord, Greenland + -ite1.]
A hydrated silicate of sodium, iron, and aluminium (with substitution by other metals), (Na,K)6(Feii,Mn,Ca)(Al,Feiii)4Si8O26.H2O, which is found as white, platy, monoclinic crystals.
1933O. B. Bøggild in Meddelelser om Grønland XCII. ix. 7 Among the minerals collected by G. Flink on his mineralogical journey in 1897 there is a specimen labelled ‘Chorite?’ by Flink. The locality is stated to be Naujakasik... The specimen containing the naujakasite was probably found loose on the ground. 1960Mineral. Abstr. XIV. 370/2 Naujakasite, formerly only known from a loose boulder, has now been found in situ at Tuperssuatsiaq and the northern part of the Ilímaussaq batholith. 1967Meddelelser om Grønland CLXXXI. vi. 14 Naujakasite alters easily through several stages to analcite. |