Keyword "ELUVIUM" in:

The characteristic of the granite grus in the northwestern part of the Jizerské hory Mts.: representative geological profiles and potassium distribution
Štor,T., Martínek,K., volume 46, 2013 (GRR for 2012), pages 168–172
pdf (0.8 MB)

Some information from heavy-mineral concentrates from Melechov massif
Procházka,V., Žáček,M., Chlupáčová,M., Matějka,D., Korbelová,Z., Klementová,M., volume 44, 2011 (GRR for 2010), pages 172–176
pdf (0.27 MB)