152 Scientific Intelligence. 
S. stellata Lsqx. and S. spinulosa Germ. may turn out to be the 
same. 
15. Flora Fossilis er and Flora ee meso of 
Oswatp Henn, Professor of the University of Zur 
with 156 plates. The publishers, J. Wurster & Co., Zurich, have 
issued also four volumes of the Flora Fossilis Arctica, and the 
fifth is now in the press. The first four volumes of this work con- 
tain 214 plates, and the fifth, 44. 
16. Mineralogy -_ Lithology of New Hampshire; by Guora 
Awes, Instructor in Mineralogy in the Sheffield Scientific 
School of Yale Come Part IV, of si ak volume of the 
Geology of New Hampshire, 262 pp. 0, with 12 plates. 
Concord, N. H., 1878.—No part of hs: thlickavos of the New 
Hampshire Gebtogica Survey has greater value than this 
Report by Mr. Hawes on the mineralogy and lithology of the 
State. The author, esis giving descriptions of external charac- 
ters and notices of di istribution, and of economic uses, in the 
ordinary style, includes the results of extended microscopic exam 
— of both minerals and rocks; and many of the most inter- 
ing points are illustrated on plates, some of them in colors. 
a litholo The are some peculiarities in the nomenclature of 
the rocks ; but these do not seriously interfere with the value of 
bh nal work. In addition, the author has added, in an 
introduction to the volume, full details as to the process of slicing 
minerals or rocks, and explained the method of making micro- 
scopic and polariscopic observations on crystals of the several pe 
tems. Besides this, he has introduced much information wit 
gard to the distinctions _by the same means of the more comm 
17. American Mindrale —Strengite in crystals has — described 
by Prof. G. A. Konig, from Rockbridge Co., Virginia. It occurred 
in cavities in scorodite. Ana siaivaie. gave Phosphoric acid 39°30, 
pa sesquioxide 42-3, water 19°87, The author gives a figure of 
e of the crystals in his et in the Proe. Acad. Nat. Sci. 
Philadelphia, for 1877, p. 2 
Niccolite has been vaatifiea by Prof. Konig among the minerals 
of “Silver Islet,” Lake Superior, associated with galenite, sphalerite 
and native silver. 
Protovermiculite is a vermiculite-like mineral occurring in large 
grayish-green folia at Magnet Cove, Arkansas, and so named by 
Prof. Kénig, in the same volume of sores gs (p. 269): the 
luster is submetallic, and G. = 2-269. “Avinlyars afforded SiO, 
33°28, A1O, 14°88, FeO, 6°36, FeO 0°57, MnO trace, MgO 21°52, 
. 
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