No.5 November 2007  
 
What 's inside?

- Cover Page
- Editor, Editional Review Board and abstract
   Dr. A. Peretti
   Prof. Dr. D.Günther
   
  Contents      
  Gem Quality Johachidolite:

Occurrence, Chemical Composition and Crystal Structure
 
         
 
Gem Quality Johachidolite: Occurence, Chemical Composition and Structure
1
Details of Mining Activities at the "Johachidolite-Hill"
Mine at Pyant Gyi
13
Origin of Johachidolite
2
Mining Activities for Johachidolite at the Pyant Gyi Mine
14
New Discovery of Johachidolite Geology
3
Petrography of Pegmatile Containing Johachidolite
15
        Library of Raman Spectra of Rock Forming Minerals of
the "Johachidolite-Pegmalite"
16
New Discovery of Johachidolite to the North- East of Mogok
4
Petrography of Johachidolite-Beering Pegmatite and Inclusion in Johachidolite
17
        Inclusion in Johachidolite
18
New Discovery of Johachidolite: Geological Map and Cross Section of the Mogok Belt
5
Analyses of 3-phase Fluid Inclusionin in Johachidolite
19
The Neighboring Ruby Deposits at Kadottat and Baw Pa Dan
6
Fluid Inclusion in Johachidolite
20
Visiting the Ruby and Spinel Mines of Pain Pyit in 2002
7
Inclusion Features in Johachidolite
21
Studying the Mineral Occurences in Chaung Gyi in 2002
8
Petrography of Johachidolite-Bearing Pegmatite
22-23
Gemological Chart of Gem Occurences at the Pyant Gyi Mine
9
Johachidolite Gem Materials
24
Catalogue of gems from Pain Pyit Area and Pyant Gyi Mine
10
Gem Set of Johachidolite and Rare Johachidolite Crystal
25
Panorama View from the "Johachidolite-Hill" mine (Pyant Gyi) towards Pain Pyit
11-12
Physical and Optical Properties and UV-Fluorescence
of Johachidolite
26
Contents of Contributions to Gemology No.5
Electron Microprobe Analysis: Methods

LA-ICP-MS an EMPA Chemical Analyses of Johachidolite
27


28
LA-ICP-MS Chemical Analyses of Fluorapatite

39
LA-ICP-MS Chimecal Analysis of Johachidolite (Continued) 29
LA-ICP-MS Chemical Analyses of Hackmanite, Scapolite, Orthoclase and Fluorapatite 40
LA-ICP-MS Chimical Analysis: Methods 30
Classification of Johachidolite 41
  LA-ICP-MS Chimical Analysis of Johachidolite 31
Classification of Johachidolite, Fluorapattite and Scapolite Using REE-Patterns 42
Chemical Analyses of Johachidolite and Accompanying Minerals 32
FTIR and Raman Spectroscopy of Johachidolite
Raman Spectrum of Johachidolite
43
44
LA-ICP-MS Chemical Profile Across a Color-Zoned Johachidolite 33
UV/VIS Spectroscopy of Johachidolite
Origin of Color in Johachidolite
45
46
REE Patterns in Minerals and Explanation of Europium (Eu) Anomaly in Johachidolite 34
Crystal Structure and Crystal Chemistry
Crystallography of Johachidolite
47
48
  REE Patterns in Various Minerals Accompanying Johachidolite 35
Crystal Structure and Crystal Chemistry of Johachidolite 49
Chemical Various in Johachidolite 36
Crystal Structure and Crystal Chemistry of Johachidolite and Comparison to Okayamalite 50
REE Patterns in Various Minerals Accompanying Johachidolite 37
Poudretteite Crystal Structure 51
Rare Earth Elements (LREE, HREE), Th, U and Be-Concentrations in Pegmalite Minerals 38  
LA-ICP-MS Chemical Analyses of Poudretteite
Acknowledgements and Literature
52
53