J. D. Dana— Notice of Hunt's Essays. 108 
author’s opinions, and difficult to find excuse for. e mis- 
statements have already been the occasion of various correc: 
tons by the writer in this Journal. But hey are now re- 
necessary. 
The controversy between us, which Mr. Hunt here details so 
far as his side is concerned, relates chiefly to the misrepresen- 
tations of my views, as well as those of others, which are con- 
tained in his Address before the American Association in 1871, 
making Chapter xu of his volume of Essays. 
letters. Obtaining no satisfaction in this, I published my review 
of his Address in this Journal Ay 1872,+ and in it denied 
m to my Geology for evidence. Mr. Hunt, notwithstanding 
that calcite is sometimes found pse morphous after quartz; and, 
4 another e, the fact that calcite is found pseudomorpho 
alter feldspar. Hence the conclusion, granite or gneiss to lime- 
* . 
Essays, p. 287. + This Journ., III, iii, 86,1872. Ib., iv, 41,1872. § Ib., iv, 97. 
