Page 6 - califmining1924
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4 CONTENTS.
Chapte". IV — Continued.
STRUCTURAL, MATERIALS — Continued. p^^j.
Serpextixe 82
Sl-ATE 85
StOXE ;MlSCELLANEOrS -- 84
Paving Blocks -- 85
Grinding-Mill Pebbles 85
Sand and Gravel 86
Crushed Rock 87
Chapter V.
INDUSTRIAL MATERIALS —
IXTRODrCTORT 91
Asbestos -- 92
Barttes -- 93
Clat —Pottery — 94
Dolomite 97
Feldspar 98
Fll-qrspar 99
Fuller's Earth 100
Gems 101
Graphite — 103
GTPsrM 104
IXFrSORIAL AJTD DiATOMACBOl'S EARTHS — 105
LiMESTOXE 107
LiTHIA 108
MICA 108
Mineral Paixt -- 109
MiXERAL Water 110
Phosphates 111
PiMiCE axd Volcaxic Ash 111
Pyrites -- 112
Shale Oil :-- -- 113
Silica — Saxd axd Quartz 113
Sillimaxite axd Axdalusite 115
SOAPSTOXE axd Talc 116
Strontium US
Sulphur 119
Chatter VI.
SALINES—
Ixtroductory 120
Borates 120
Calcium Chloride 122
Magxesium Salts -- 124
Nitrates 124
Potash — 125
Salt 126
SODA 12S
Chapter VII.
MINERAL PRODUCTION OF CALIFORNIA BY COUNTIES^
Ixtroductory 130
Alame:da -- 131
AXPIXE -_ 131
Amador 131
Butte 132
Calaveras 132
Colusa 133
CoxTRA Costa 133
Del Norte - 134
El Dorado — 134
Frbsno 135
Glenx 135
