Les) 
TABULAR VIEW 
_ OF THE SUBSTANCES, WHICH CONSTITUTE THE MINERAL SOIL OF 
Simple minerals. 
A 
eo 
A verter s Baperoe nds 
Pe 
% | A Opals ised, ' sometimes i in six — prism 
B 
N. 
onated lim 
forming veins in 
34), kernels or globules in amygdaloid 
(38), j in amphiboloid (9). 
Compact (Lime stone), in thin veins in argilloid 
0). 
B. Some ey diluted in ila water (3) excepted, 
rete only acidiferous substance 
I have arava din hs environs of Boston, where 
it appears existing but in a very slight quantity. 
Quart 
Hyaline (rock thet ao often ona — cry — 
oid) i 
shape (var. vities e so 
blocks tel ads a the aia of the so 
wey air most gs tein in of f Wemer 
so with epi ist case it Conatitutes 
praser of Germ. Be Menotomy) 
: Quartz i is one of the elements of several wcks 
and is found a! disposed in veins running 
across them 
Felspar 
One ef i. Tpke toe elements of the jocks, shih 
te the fram country, ¢ only 
lary sents. ws ith a great divensity of 
herds found with c crystalline e shape (var. 
accompanied with epidote and sicsion 
(Brighton). 
/ jusetts a Hated tex- 
ture, and a dark blue or black colour. (4 to 19). 
et ( Mierey actinolite Kirw. 
artiger 
‘orien peictaia ae a in four om 
‘Measure 0} h s 
¥ PaUR Ge veniine form of ‘ “TS. 
Elements of Haiiy) or in small striated longitudi- 
ally needles, im i bonated lime 
‘p (Brookline), Bot mi more ge ntly 
pce ta in veins, running across several 
» (9, 16—21) or form g° one of their elements 
supmieae ret. 
AU Flexible (valg. shien eas yellowish white col- 
(9—16). Its commo 
is green of several 
>| One of th i as fel- 
oak eh (11, vi), et prac 
mon colo’ hi h, 
Stioaky, qabie cae — 
our. It accompanies epidote and crystallised fel- 
Spar ( 
. . an , iboloid. Its gang is argilloid or epi- 
ctinolite Kirw. 
The gang is argilloid told Onrew ewe cS aS stenes ~— 
substances. 
AN 
Earthy 
Se 
Combustible sub. 
Metallic substances. 
A 
A 
Z 
& Copper. 
1 ow Sate! epee of G 
Bs a 
= | co 
Exiwite. (chlor erde Germ.). It accompanies 
» laminary, and quartz. (Brigh- 
‘ This last variety, whic = bea ce 
ding in cero places, maysafford a solid green 
colle for painting. (An essay of this obiar is sent 
to the Acide ay 
Tale. 
n small hexaedral lamina, of a bright 
2). 
ow 
Commotly in small irapeanel expats in some loose 
fragments of felsparoid. 
ne. 
Found, tcarcely, in some loose pieces of felsparoid 
(Dare hester), fometinica with the form belong- 
ing to the variety isogone. 
merald, 
a loose — of felsparoid give some signs of 
is s 
N. B. These ae. ‘minerals, found in great plenty in 
other parts of North Aas may be considered 
here, as exceptions 
Found in great plenty in sever parts of the environs 
all 
of Boston, princip 
are depriv- 
Be Se: e ity. 
Oo signs 0 of 0 oth mhbustibles found yet in oe com- 
pass of welts oF fifteen miles from Bost 
rm.). Its matrix be 
h accompanies amygdaloid (38) ge 
oc 
ceding var 
Tad mninated in the whole mass of sinygduloid 
o or coating some faces of its fragments. 
Oligist. (Specular iro n small lami- 
hain some fragments of quartz ( (27, 38 
Oxyduled. (Magnetic iron ore Kirw.) (1 179. 
Arserical (Mispikel o oe miner.), sometim 
aes) » common matrix argilloid, or Settoale 
Sight Sse pyrites), often crystallised in 
» gan only ar 
we 
oY 
Germ.), found but 
rashy in sms small lentic aay 6 or rhomboidal crystals 
(27,35 
Man, ye 
Oxyded ex and brown, fo emis mamellary concre- 
n the surface of some rocks, as 
agiloid (24), or in superficial dendrites. 
ganese appears the chief colouring body wt — Ba 
the minerals and rocks of this part of Am 
— 
THE ENVIRONS OF BOSTON. 
— 
Primordial soil. 
A 
Aggregate minerals. 
— 
Amphiboloid. 
Common (35) 
Granitic (6)} analogous to the a sors 
ancients. Granito nero of Italian 
so 
Alluvial deposits. 
3 Trappine (7), when of a fine ei 
a stone, and may be confounded with eye 
iy 
4 Porphyi ic (8). 
A Ophies Om, ag ce - the porfido verde wi. 
— -op. : 
5 Epidetic ©, Sa eee is the Egyptian basalt 
6 Quartzous (10), when uniform in its texture and 
—— it may be aed as well as the re 
cbr ni stone. Many Indian’s axes consist 
set ; 
7 jatcaseuas (11). 
8 Talcous (12). 
Felsparoid. 
1 Common (14). 
2 Quartzous (15). : : 
3 Epidotic (16). : 
4 Granitic (17) 
heat 
Ee 1 Flinty 
ns ig 2 a fete ((23_), a variety rie 
ak Pe us to Turkey-stone. toe 
Sake of 13 Soneeou (21) Klingstein @ ‘i 
mans. ve wee 
reed Jasper (22). ie 
Porphyritic. ee 
A Deep red, analogous to the antique? oe 
a7; z a A 
B_ Reddish brown (26). 
Cc Sree: sh (2 we 
D_ Brown black (27). 
E aa — to the black porphyry ” 
Argilloid. 
1 Common (29). 
A Compact, 
B_Foliated. 
2a Grey. 
B Greenish. 
2 kis ol 
2 Novacular ad 29.) susceptible of bemg™® 
key s ve 
A Whi ti 2, 
B__Brownish. er 
c Void; formed of white and brownish oe 
: Wacke. : 
1 Porphyritic (33_). - ue! 
A Breccia, sometimes analo to antigi’ 
Diaspro breciato of Italians (33. 
B Granulated (34) » greyish (Grau . 
Amygdaloid iad | 
1 Common (38 _), sometimes analogous 7 
\ stone of the English. 
Consisting of fr F rocks, which 
rey ed of fragments of Tock, 
§ frame of the country (2), sand and cif: . 
