131

138

115

114

105

Page . 101

geological connexions of, . 103
proximity of to the sea,
of Iceland,

elevation of land by,
attributed to metallic ele-

ments,.
attributed to ignition of
pyrites,.

quantity of lava thrown
from,

Volcano of Sumbawa,

plesiosaurus,

266

of Jorullo,

creative days,

Water, effects of running,
transporting power of,
composition of sea,

Wernerian theory,

290 White mountain, slide of,
16 Whiston's theory,

. 105

.108

wants more time,

Willey family destroyed, 96 Woodward's theory,

137

125 Zodiacs, Egyptian, .

OUTLINES

THE term GEOLOGY "earth and logos, "rea hes the doctrine, or scien The object of Geology f the external and intern to the modifications and the crust of the globe r these phenomena in a This science, though een the means of offer world, most important in oral nature. Many im ave been long known: em, theorists have ind the wildest imaginatio Sagular fancies. No subject of importa hers of the present ag false reasonings, and It is true, that a few w rrectly from the facts t authors on this subject, arew, but to establish ithout the aid of facts, From the earliest an in relation to the origin tations which it has dergo in future time concerning the earth's s phenomena which its found theories, and reas than to undertake longe from which to reason

sons

S

It appears, from the

that philosophy had ass ies of mutations, eith

INES OF GEOLOGY.

GEOLOGY Comes from the Greek ge, the logos, "reason,' or 'discourse," and signi

ine, or science of the Earth.

of Geology is to investigate the phenomena al and internal parts of the earth-to inquire fications and changes which have taken place of the globe since its creation, and to account nomena in a rational and scientific manner. ace, though of very recent date, has already eans of offering to the consideration of the mportant information, both of a physical and . Many important geological facts, it is true, ng known; but in attempting to account for Es have indulged themselves, until recently, imaginations, and the most unfounded and

ies.

of importance has come down to the philospresent age, so incumbered with false theosonings, and whimsical vagaries, as Geology. hat a few writers of early date have reasoned n the facts then known, but the great mass of is subject, seem to have had no other object to establish theories founded on plausibilities, id of facts, or observations.

earliest antiquity men have been inquisitive the origin and duration of the earth, and the ich it has undergone already, or is likely to uture times. In the absence of knowledge he earth's structure, or of observations on the which its surface exhibits, it was easier to s, and reason for the ignorance then existing, take long excursions in order to observe facts, to reason correctly, and draw just conclu

from the remotest records of profane history, hy had assigned to this earth a perpetual se