XXxXill 
The mean distance to which Jodes in general are (heaved) dis- 
placed by cross-veins * 
Of less than one foot in width, is ........ eee comteetis 
», More ,, x3 BUENA MST ON ciDaat sis iavetays 2a Onss fi 
The mean distance to which Jlodes averaging 
Less than two feet in widtht are (heaved) displaced is.. 9:1 
More ” ” ” ” ” HH, OO | 24-6 ” 
The mean distance to which 
Lodes of more than two feet § are displaced (heaved) by cross-veins of more 
Hara, ONE) NOES wale Dosogoucoddbabe soaneesooebouaee e-.. is 28°3 feet; 
Lodes of less than two feet are displaced (haved) by cross-veins of more 
WALT OZ 1OOG WHC soossooodc once aoobdooGu0 D0 Gd soUbdC is 16-1 feet ; 
Lodes of more than two feet are displaced (heaved) by cross-veins of less 
HART, CAG HOO WAG Sacoucca=cq0c0 0D o0nbED HAUS OG DN OUED is 17-0 feet ; 
Lodes of less than two feet are Giepiaced (heaved) by cross-veins of less than 
OMG TOOW WHEE. coogascooosvccoouoageno Leng oUMbUOGaUaeE is 4°8 feet. 
The results consequent on the intersections of oppositely- 
inclined Jodes by oppositely-dipping cross-veins are observed in the 
undermentioned proportions. || 
- LopEs, dipping N. Lopgs, dipping S. 
RESULTS OF INTERSECTION. a 
Cross-veins | Cross-veins | Cross-veins | Cross-veins 
dipping EH. | dipping W. | dipping E. | dipping W. 
Lodes intersected simply.. 0-15 0-40 0:15 0:23 
v een a 0-52 0-42 0.56 0-56 
+ aiphial Yovstioh | oes | ors | om | oa 
~ aignaal | om | ose | ore | ovo 
a ycsninced ee 0-14 0-18 0-09 0-07 
The several proportions of simple intersections, and of dis- 
placements of lodes by cross-veins—whether towards the right or 
* Pryce, Mineral: Cornub: p 98. Henwood, Cornwall Geol: Trans: 
v., p. 298; vili., p. 685. 
+ Two (heaves) dislocations of 30 and of 45 fathoms respectively are 
excluded from this computation. 
+ Henwood, Cornwall Geol: Trans: v., p. 299. 
g Ibid, v., p. 300; viii., p. 685. 
Ibid, v., p. 303; viii., pp. 683-684. 
C 
