Oxides and Hydroxides
4th class - Oxides and hydroxides. They consists of oxides and hydroxides of metals and nonmetals. Their categorization is based on the metal/oxygen ratio. The hydroxides are classificed mainly on the basis of the presence of OH and/or H2O. Also arsenides (AsO3), selenides (SeO3), tellurides (TeO3) and iodides (IO3) belong to this class.
křemen
No. of sample: | g8999 |
Mineral: | křemen, HOR |
Description: | jeden kus /18x12cm/ |
Localization: | Krásno, o. Sokolov |
Origin: | coll.V.Šafránek |
Author: | |
Comment: | drúza sloupcovitých krystalů, nález 1949 |
křemen
g8999