1871.] JONES VAAL-EITEK SPECIMENS. 19 



Quartz-crystals, fresh, probably from a geode. 



Agate, various, predominating largely ; angular, subangular, 



and rounded : many pebbles glazed. 

 No. 12. From Diamondia. See page 9. 



Washed, coarse, agate gravel*, containing: — 



Eather large pebbles of various Jaspers (red &c.), some glazed. 

 A subangular water-worn fragment of Crocidolite-rock (the 



Crocidolite, altered to fibrous quartz, interlaminated with 



dense siliceous bands). 

 Small subangular fragments of Sandstone. 

 Quartz crystals, both fresh and rounded. 

 One pebble of Agate-breccia. 

 Agate, very various and abundant ; subangular and rounded ; 



rather large ; some pebbles highly glazed. 

 Fos. 13, 14, 15. From Dii, Toifs Pan. See page 11. 



1. Not washed. A smaU quantity of drab- coloured, calcareous, 



earthy, coarse sand. 



2. Washed graved (from a " cradle " after siftingf), white and 



black, containing: — 



Calcareous tufa and Calcite, very abundant ; subangular and 

 rounded : supplying the largest lumps (not larger than wal- 

 nuts) in the gravel, every thing else being of much smaller 

 size. 



Zeolite ; angular fragments, rare. 



Pelspar (Orthoelase and Albite ?) ; angular fragments, few. 



Magnesian Mica, somewhat decomposed; flakes, preserving 

 more or less of the crystal form, not rare. 



Steatite ; pilular, in small concretionary globules t ; common. 



Soapstone ; three angular pieces. 



Chlorite (Clinochlore) schist § ; one fresh fragment. 



Pibrous Talc-rock § (altered Anthophyllite ?) ; lustrous, bronze- 

 yellow ; three subangular pieces. 



Green Actinolite-schist§ ; three subangular pieces. 



Dark-grey soapy shale ; three freshly broken pieces. 



Magnetite ; some small subangular fragments. 



Ilmenite§, very abundant; fresh-broken, subangular, and 

 rounded. 



Garnet, including Pyrope and Cinnamon-stone, very abundant; 

 fresh and subangular. 



Diopside (including Smaragdite (?) and Enstatite), abundant; 

 fresh and subangular. Also Olivine (?). 



Natrolite, broken prismatic crystals ; not rare, 



* A few fragments of Garnet, fresh and subangular, came with this parcel. 



t A 39-carat diamond was found among this lot before it was sent. 



X Prof. Tennant has received from Du Toit's Pan a small slab of greenish 

 steatitic rock, composed of similar globiiles in a green matrix — also some Tour- 

 maline and Zircon (rare), with decomposed felspathic, talcose, and micaceous 

 rocks. 



§ Bearing evidence of the presence of metamorpliic rocks, 



c2 



