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Table of Formations

Pleistocene | Recent alluvium and glacial drift
and Recent | Calcarcous tufa
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(2) ' Conglomerate

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| Andesitic and basaltic dykes

Tertiary pip D Esra Saimiri Goce
| Vesicular and amygdeloidal, ondesitic, basaltic, and .
_dacitic lava flows; flow breccia, and feldspar porphyry

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® | Rhyolitic dykes, stocks, and flows
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3 , Andesite breccia, andesite, basalt, and rolated porphyry
eee i eee Se
= ee ee
= © Microcline granite, albite granite, muscovite granite,
© M4 | granodiorite, syenite, hornblende diorite, augite,
“d a O FE =
° Sa diorite; and related dykes
ro) aor
Q s 4
ro) Hi |
= i
” | Peridotite, pyroxenite, dumite, gabbro, diabase,
SE | serpentine, carbonate-quartz-mariposite rock,
ord ) e .
Boe carbonate-tale rock, serpentine schist, and
&& | amphibolite
coe
H
any | Massive limestone, and minor amounts of.chert,
F 6| argillite, and greenstone
f
o
is [seu Sane Beene Ig CE a ee SSeS ea
re fav) Andesite greenstone, and Metamorphosed equivalents
& g minor amounts of chert, of groups 1 and 2; gneiss,
_ = argillite, and limestone schist, banded foliated
2 5 sediments, amphibolite,
i aeeoereys ae pie eae foliated greenstones, and
oO oq ORE, SEED) SLGIO, recrystallized limestone
ep. and minor amounts of
a | greenstone and limestone
ua
ob

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