382 



MESSES. E. HEEON-ALLEN AND A. EAELAND ON THE 



Sample No. 8. 



Ketained by 30 sieve . . . 



60 „ . . . 



90 „ ... 



Passed by 90 „ . . . 



Loss in 10 per cent. HCl . 



Lighter than 2-9 



Heavier than 2-9 



Sample No. 9. 



Eetained by 30 sieve . . . 



„ ' 60 „ . . . 



90 „ ... 



Passed by 90 „ ... 



Loss in 10 per cent. HCl. 



Lighter than 2-9 



Heavier than 2'9 



Sample No. 10. 



Eetained by 30 sieve . . . 



60 „ ... 



90 „ ... 



Passed by 90 „ . . . 



Loss in 10 per cent. HCl . 



Lighter than 2'9 



Heavier than 2'9 



30-0 per cent. 



38-0 



18'0 



14-0 



22-0 per cent. 



75'0 „ Quartz. Orthoclase. Microcline. 

 3'0 „ llmenite. Kyanite. Orthite. Garnet. Anatase? Zircon. 

 Hornblende. Cassiteritc. Tourmaline. 



22-0 per cent. 



32-0 



24-0 



22-0 



19'0 per cent. 



76'0 „ Quartz. Microcline. Orthoclase. Plagioclase. 

 5'0 „ llmenite. Entile. 8phene. Cassiterite. Monazite. 



Zircon. Epidote. Tourmaline. Garnet. 



21-0 per cent. 



22-0 



38-0 



19-0 



, 20-0 per cent. 

 71'0 „ Quartz. Orthoclase. Plagioclase. Blicrocline. 

 9'0 ,, llmenite. Garnet. Epidote. Entile. Zircon. Horn- 

 blende. Orthite. Tourmaline. 



Sample No. 11. 



Eetained by 30 sieve . . . 



60 „ ... 



90 „ ... 

 Passed by 90 „ . . . 



Loss in 10 per cent. HCl . 



Lighter than 2-9 



Heavier than 2-9 



25'0 per cent. 



17-0 



35-0 



23-0 



96'0 per cent. 

 3-0 

 1-0 



Very high this. A shell sand. Average of 2 trials. 

 Quartz. Microcline. Orthoclase. 



llmenite. Garnet. Green Spinel. Epidote. Apatite. 

 Zircon. Hornblende. Entile. Tourmaline. 



Sample No. 12. 



Eetained by 30 sieve .... 5'0 per cent. 



60 „ .... 23-0 



90 , 530 



Passed by 90 „ 19-0 



Loss in 10 per cent. HCl . . 16"0 per cent. 



Lighter than 2-9 65-0 ,, Quartz. Microcline. Orthoclase. 



Heavier than 2-9 19'0 „ Sphene. Apatite. Zircon. Sillimanite? Entile. Orthite. 



Kyanite. Anatase? llmenite. Epidote. Hornblende. 



Monazite. Green Spinel. 



[Note. — It is "worth mentioning that I found no mica in any of the sami)les.] 



