106 



Mr. A. L. Fletcher on the 



Locality. 



Radium 

 X 10 gr. per gr. 



Tborium 

 Xl0 _o gr. per gr. 



Radium _- 

 ThoTmnT* 10 • 



1 Killiney Hill 



3-62 

 1-76 



090 

 1-41 



1-00 



f0 80 



\ 1-20 



1-14 



J 1-12 



[1-29 



2 05 



1-04 



0-41 



0-65 



4-36 



r i-69 



1 1-92 

 r T45 



102 

 \ 102 



1-02 

 M02 



1-20 



1-44 

 J 208 

 1 1-14 



1-76 



400 

 J2-41 

 \ 2-41 

 1 2-57 

 \ 2-00 

 12-15 



1-66 

 f i-oo 

 \T00 



4-48 



072 



0-52 

 000 



11-87 



0-81 

 1-36 

 071 

 060 

 033 



j. 0-31 



} 0-36 



0-57 

 0-51 

 0-66 

 0-30 

 None detected. 



1 0,! 



1 0-71 



0-51 

 068 



} 0-89J 



1-50 

 1-25 



lo-80 



J 



[■ 143 



067 

 } 0-43 



None detected. 



0-91 



None detected. 

 None detected. 

 IS one detected. 



43 

 1-3 

 1-2 

 23 

 30 



26 



30 



3-4 

 2-0 

 06 

 2-2 



2-0 



1-4 



23 

 2-1 



2-3 



1-2 

 3-2 



3 



1-4 



2-4 



2-3 



0-8 



2 



3. Three Eock Mountain 



4. „ 



5. Ticknock 



6. Glencullen (3) 



7. Dundrum * (2) 



8. Glencree 



9. Gleudalough... 



10. Glenmalure 



11 



12 



13 Ballvknockan (2) 



14. Auobrim (5) 



15 Ballyellin 



16 „ 



17 „ (2) 



18. Bngnalstown 





20. Blackstairs Mountain (2)... 



21. Borris (3) 



22. Kiltealy 



23 Geresbrid^e (2) 



24. Muscovite with Biotite 

 from granite No. 16 (2 - 5 grs.) 



25. Jtauscovite from Three 



Bock (5-58 grs.). 



26. Felspar ditto (9 '3 grs.) 



27. Quartz ditto (3 grs.) 



28. Halo -bearing Biotiie from 



Ballyellin (1 gr.). 



Mean 



(of granite only) 



1-68X10- I2 gr. 

 per gr 



O70xl0- 5 gr. 

 per gr. 



From a boring 190 feet below surface level. 



