190 



R. T. BAKER AND J. NANGLE. 



exceeded in strength that of all the granites and trachytes, 

 and this compact texture of our marbles is also well main- 

 tained in many of the other samples tested. 



Table showing the Crushing Strength of some well known 







Australian 



Building Stones. 

















Eate of 



6 



to 



Kind. 



Locality where 

 obtained. 



Size of specimen in 

 inches 



Strength 



in tons 



per sq. in 



load ap- 

 plied in 

 tons per 

 minute. 



1 



Sandstone 



Belraore 



3-06 x 3-06x3-07 



7-13 



11-13 



2 



>> 



55 



3-08x3-08x3-06 



5-25 





3 



jj 



55 



3-05 x 3-05x3-08 



6-46 



10-02 



1 



Sandstone 



Bundanoon 



3-01 x 303x2-99 



2-50 



2-53 



2 



'5 



55 



3-00 x 2-99x3-00 



2-63 



2-28 



3 



55 



5 5 



3 07x3-04x3-06 



2-47 



2-30 



1 



Sandstone 



Pyrmont 



3-00 x 3-00x3-04 



2-17 



2-79 



2 



55 



55 



3-02x2-93x3-00 



2-52 



2-47 



3 



5) 



55 



3-00 x 2-98x3-06 



2-57 



2-55 



1 



Sandstone 



Ravensfield 



304 x 304x306 



4-72 



3-63 



2 



55 



JJ 



3-04 x 3-02 x 3-04 



4'85 



4-45 



1 



Sandstone 



Willoughby 



3-04x3-12x3-07 



1-83 



2-17 



2 



55 



5) 



302x308x305 



1-59 



3-70 



3 



JJ 



J' 



3-10 x 3-04x3-06 



1-73 



2-32 



1 



Trachyte 



Bowral 



3-04 x 3-05x3-10 



7-44 



9-85 



2 



jj 



55 



3-05x3-01 x3-04 



8-06 



8-23 



3 



55 



55 



300x3-04x3 05 



9-37 



7-77 



1 



Granite 



Barren Jack 



3-05 x 3-05 x 3-05 



7-61 



8-84 



2 



55 



55 



3-08x3 07x3-03 



5-59 



7-55 



3 



55 



5 J 



3 08x3-09x3-09 



7-41 



11-73 



1 



Granite 



Gabo Island 



3-09x3-12x3-12 



6-80 



13-12 



2 



55 



jj 



3-07 x 3-10x3-13 



6-67 



15-86 



3 



55 



J5 



308x3-11 x3-12 



7-83 



7-00 



1 



Granite 



Moruya 



3-05x2-96x3-05 



5-93 





2 



5J 



JS 



3-08x3-06x3-05 



6-75 



15-91 



3 



55 



J5 



305x2-99x3-07 



6'28 



19-05 



2 



Granite 



Tenterfield 



2-77x2-77x2-78 



5-21 



13-33 



3 



55 



55 



3-04 x 3-00x3-09 



6-02 





1 



Marble 



Attunga 



3 05x306x306 



5-38 





2 



jj 



55 



2-99x3-01 x3-06 



4-34 





3 



55 



J J 



3-03x302x3-06 



3-84 



2-50 



1 



Marble 



Warialda 



3 04x3-08x306 



3-18 



3-72 



2 



jj 



jj 



3-04 x 3-12x3-09 



1-77 



5-61 



3 



jj 



jj 



3-03 x 3-07x3-04 



1-07 



5-00 



