E I11.—Continued 
*Limonite probably pesudomorph after pyrite. 
+Including individual feldspar avaina< . 
+Greywacke. 
TABL 
Varieties Localities, previous page gives key to these. 
A B Cc D E F G H I J K L M N 
Sedimentary 
Chert 4 290 62 841 156 202 247 475 268 1033 474 40 285 89 
Limestone eee Soe seg vice 84 ae ees Qo ae ae ean) ee cae 206 
Dolomite ox Heat aes eee aie a icc ees ee oie Re 80 we 118 
Sandsto 119 81 129 60 Zi 34 8 4 33 10 45 12 129 18 
Vein quartz 41 16 1 138 58 35 5 32 63 144 56 4 31 29 
hale 1l 44 cone eoen adits 3 oe coed fees line 2 13 
Limonite* 32 Se sie cis wae Ls ty ste es sats a ae oe 
Arkose, etc. ica sexe =e oe 1 2 20+ < es : 1 is 
Total 677 463 192 1039 329 271 263 515 384 1187 575 382 448 471 
Igneou 
Basalt 22 sean wae 42 wee 2 8 im 12 4 8 
Diorit 1 con ones ion caew 6 oe . 2 ob pa 8 Noe 2 
Gabbro eats on ‘cay as ou z pai =e Es a ee 5 are eds 
Dolerite 1 28 6 26 z a8 pee eae be ease we =e 
Dunite me me cess ase ce nae Bes ee ie wre see ee pare cots 
Felsite pated peat ae om . sae eae nag 10 pias sine a Sale 4 
Rhyolite = ans 1 1 26 Saat oh + ot ‘tone hip ile ede 
Grainte} 17 18 4 74 23 41 “nae 83 4 24 11 11 
Amyegdaloid fe 1 ead ze eu moa Rs cath zai eee pues BER mae pie 
Total 44 49 11 81 50 119 0 8 80 6 9 49 15 25 
Metamorphic 
Quartzite 13 23 2 11 24 35 4 18 2 10 3 5 
Gneiss 1 1 es ge pe 3 aa pales 5 sr 1 3 ee, Sac 
Schist oes fe ont 1 1 o- ca se Jat ae mons a, 1 
Hematite oi aes 2 1 as pevire wie ee ee ce pS bees ane a 
late = wen ae 1 anes “--- ore a Pac cles 
EU GAD eo ese 14 24 2 13 25 39 5 4 23 11 6 4 6 
Grand Total 735 536 205 £1133 404 #« 429 268 527 487 #42©1195 595 437 467 502 
% foreign pebbles 7.8 13.6 6.5 8.3" 23.4" 36:8 1.9 2.3 21.2 0.7 3.5 49.6 4.1 17.1 
based on insoluble ones 
