iV. COHESION 
L 53 J 
Fafcicled 
• r 
Smooth 
I. Solid 
Scaitered 
Coarfe 
Brittle 
3. Radiate 
Rough with mi- 
Tenacious 
Rays 
nute equal gra- 
Plartic 
Broad 
nulations 
Somewhat duc- 
Narrow 
pitted, will) 
tile 
Long 
hollows 
Duftile 
Short 
cubic 
1 ough 
Straight 
pyramidal 
Flexile 
Curved 
tubular 
Eladic 
Parallel 
conic 
Very foft, or re- 
Divergent 
fphcrical 
ceiving the im- 
JFafcicled 
Striate 
preflion of the 
Stellate 
tranfverfely 
nail 
Spinoiip 
longitudinally 
Soft, or yielding 
4. Lamellar 
diagonally 
to the knife 
Plates 
alternately 
Hardiih, or 
Straight 
decuffately 
yielding with 
Curved 
feathered 
difficulty to the 
Undulate 
knife. 
Spherico-convex 
yil. GRAVITY 
Hard, or flrik- 
F rondofe 
Very poiideroti'-'. 
ing fire with 
Parallel 
or in fpecific 
fteel 
Divergent 
gravity exceed- 
Very hard, or 
Cutting each 0 - 
ing water by at 
refilling the file 
ther. 
leaft fix times 
doubly 
Ponderous, or 
y. FRACTURE 
threefold 
exceeding wa- 
I. Compact 
fourfold 
ter in fpecific 
Shivery 
fix fold 
gravity at lead, 
GlalTy' 
5. Slaty 
four times 
Flat 
Parts 
Lighiilh, fpeci- 
C'onchoidal 
TIdner 
fically heavier 
Scoriaceous 
'1 hicker 
than water 
Granular 
Straight 
twice, or I'ome- 
Splintery 
Curved 
thing more 
Earthy 
Undulate 
Light, fpecifi- 
2. Fibrou§ 
cally heavier 
'j hiner 
VI. surface 
than water but 
Thicker 
Greafy 
not floating 
Straight 
Dry 
Floating, fpeci- 
C urved 
Cold 
cally lighter 
Parallel 
Coluilli 
than water 
Pivergent 
'1 epid 
Stellate 
Unetjuai 
