THE IRON-FORMATION ON BELCHER ISLANDS 413 
On account of the discovery, by Mr. Flaherty, of large bodies 
of jasper, the writer visited the islands in the summer of 1916 for 
the purpose of reporting on the. commercial value of the iron 
deposits. This is believed to have been the first visit to this district 
by a geologist, and it is owing to the kindness of Sir William 
MAP OF BELCHER ISLANDS 
HUDSON BAY 
Scale |inch=|2Miles 
So* 
NEEPAL L6G 
8c" 
Fic. 1.—Outline map of the Belcher Islands, Hudson Bay 
Mackenzie, who has granted permission to publish it, that this 
geological report is presented. 
The Belchers, which contain a number of large islands, appar- 
ently form one large group rather than two small ones. The group 
is over ninety miles long and nearly sixty miles broad, and its eastern 
border lies about seventy miles northwestward from the mouth of 
