Petr Mikysek

4 Questions 10 Answers 0 Followers

Questions related from Petr Mikysek

How can I best separate quartz from the ore-samples?

The samples of U-sandstones/siltstones consist of quartz and very fine grained matrix. The huge amount of quartz (60-90%) complicates a more detailed determination of ore-phases. These are bonded...

22 December 2015 5,816 9 View

Does anyone have experience with QEMSCAN analysis of uranium ore samples with a lot of organic matter?

The investigated samples come from the sandstone-type uranium deposit. Low grade, fine-grained mineralization has a complex character. Ore horizons A (freshwater sediments) and B (washout...

13 October 2015 2,056 10 View

Does anyone have information about hydrozircon occurrence?

In Czech Republic, this form of zircon is a component of the U-Zr assemblage on the peneconcordant stratiform deposits in sandstones of northern Bohemia. Characteristic of this zircon is its...

22 September 2015 1,775 4 View

How can I identify ore minerals smaller than 5 microns in fine-grained uranium mineralization bonded to the Cenomanian sediments?

The study of ore mineralization is difficult for the size of mineral phases (in μm), gel nature of components etc. Application of traditional geological instruments (EPMA, SEM, XRD) is often...

03 September 2015 3,149 5 View