Vol. X, No. 7.] Stone Implements from Yiinnan. 271 



[N.S.] 



Material, dark, indurated, siliceous slate. Purchased in Shih- 

 tien. Dimensions, length — 5*5 cms., breadth across blade— 3*5 

 cms., across butt — 25 cms., thickness — 1-5 cms. 



Figure 25. A polished stone chisel with the same type 

 of edge particularly well marked. The sharp edge has been 

 ground down and replaced by a flat surface. The flat sides 

 are bevelled off to meet the back and front faces which in this 

 case slope towards the butt, so that the thickest part of the 

 stone is just above the blade. The butt is partly polished 

 and convex. Material, hard, dark slate. Dimensions— o cms. , 

 breadth across blade — 3 cms., across butt — 2 5 cms., thickness 

 near blade — 1*3 cms., near butt — 9 cms. Purchased in Yung- 



chang Fu 



Figures 26, 27 and 28. Chisels of the same general type. 

 The photographs show their natural sizes. They are made of 

 the usual kinds of rocks and come from Yung-chang Fu, Shih- 

 tien and Shun-ning Fu respectively. 



Figure 29. A broken rectangular chisel in which both 

 faces partake equally in the formation of the blade. Locality 

 Wa-tou-tien. Photographed in natural size. 



Figure 30. Thick rectangular chisel, with convex back, 

 sloping to both edge and butt. Sharp straight edge. Mate- 

 rial, sil.ceous slate. Locality Mi-ti. Natural size. 



Figure 31. Thick chisel with fiat sides tapering to a flat 

 butt. Material, banded siliceous slate. Locality Yung-chang 



Fu. Natural size. 



Figure 32. Large, thick chisel with slightly convex sides 

 bevelled to meet the faces, except along the steeply sloping 

 edge. Flat butt. Material, brownish- grey, fine-grained quart- 

 zite?. Locality, Shun-ning Fu. Dimensions length— 7 cms. , 

 breadth across edge— 4 cms., across butt— 3*2 cms., thickness at 



top of edge 2 # 2, at butt somewhat less. 



Figure 33. Polished chisel celt with rounded hatchet 

 edge and butt. The convex faces almost meet in a slightly 

 flattened side. Material, brown, aeonic tinted basalt. Locality, 

 Shun-ning Fu. Dimensions, length— 10 cms., breadth across 

 top of edge— 5-5 cms., thickness across centre of specimen— 

 2*5 cms. The specimen is much chipped and injured. 



figure 34. Broken celt, similar to figure 33, though 

 somewhat thinner. Locality Wa-tou-tien. Dimensions, length 

 + 6-5 cms., breadth— 5 cms., thickness— 1-5. The sides do 

 not taper as rapidly as those of the previous specimen. 



Figure 35. Very weathered celt of the same general 

 type. Locality, Western Yunnan (exact locality lost). Mate- 

 rial, shale. Dimensions, length— + 8, breadth across edge 4" 5 



cms., thickness — 2 cms. , 



Figure 36. Broken celt with crescentic edge, flattened 

 sides shghtly tapering to a broken butt and very slightly con- 

 vex faces. Dimensions, length— + 7-5 cms., breadth across 



