SAND-LIME BRICK. 327 
TABLE III.—Analysis of Philippine limestones. 
Constituents. 
za ® ye ae 
Ele Sle | 2 
: Source. Classification.a a a ue az S a. gs 
z So Soe. Sage Se) sc 
2 ©) 2/2) 2 | 8 | a8 | s33 
Ee g 5 aS 2 =m | Se ane 
g = 5 2 E E) 2 a Es 
a a a |) Se Sei een es 
1} Mount Licos | Miocene lime- 0.36 0.18 55. 62 (0X00) Saeeeaen 43. 93 
near Camansi stone. 
coal mine. 
2| Marble, Rom- |_____ o)ss252 Ses 0. 10 0.17 55. 23 OF453 |B eee 43.80 
blon, Capiz. 
3 | Batan Island, |__-_- doveseseee2 0.97 0.56 0.36 53. 86 OF19) | eee 43.18 
Albay. 
4 | Cebu, Cebu __--- Coralline lime- 1.31 3.90 52.01 0} 63" | Ratu se Pas renee 
stone (Plio- 
cene). 
5 | Danao, Cebu_-_-_-_|_____ does 2.61 2.23 52. 85 OS SSI Ee es o| eae eee 
6 | Guimaras  Is- |_____ doytee ase 6.28 4.33 45.76 ORT Oo | Wetec | ean ee 
land. 
7b) Naga, Cebu_____ Coralline marl} 11.12 4,28 UGE GES Gee ease See eee 
(Pliocene). | | 
3 Jee a dom 22h 225s dope 2k 14.10 I 'elt/ 48827) ses seseel|ee ee | eerscapesaie 
Qh Eeeee Cl aera Meme dopesssasees 11.57 4,62 AGE 25 | pees eee te a 
On eas (6 (0) eee ators aes dobstett ee 12.68 5. 75 48336 | Ses ees leans 28 eo 
ol ere doyses= fee ES (eee 9. 43 4,02 ATs bob Meee ae pee aes |en 
iY) eee Ogos eee tan Sone dope sersras 10. 28 0. 63 SLAB CURE O Ne ose as ee 
ibys Gi) Bee eae e eee eee dove teee ee 8.37 0.22 8.25 | 49.84 NA} esa eae 
1422 doeeae we faa| Seuss dopzse 2eee8 11.99 0.57 PO! 66GB) | --- 3 <sleemerece||Seeeeccns 
15 | Argao, Cebu____| Bedded marl or 8.93 6.45 44,35 2E70)| Bese oe es |Seeaa 
chalk  (Plio- 
cene). 
16 | Near Camansi-_-| Argillaceous]} 29.00) 11.38 5.35 | 26.25 0. 65 1.98 | 23.00 
limestone 
(Miocene). 
Ty eee GO) senses dbo doje seers 24.02 7.49 2.00 | 33.88 2525 | eee 28.25 
i 
8 Made by W. E. Pratt. 
D Analysis typical of a series of best hole samples representing a thickness of from 
about 15 to 30 meters over an area of about 15 hectares. 
In general, the physical condition of Philippine limestones is 
also very satisfactory. Their hardness, while sufficient to insure 
solidity during the burning process, is not great enough to 
ae 
