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14 NONMETALLIC MINERALS, EXCEPT FUELS |
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141 Dimension Stone |
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1411-01 Stone-Natural |
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1411-98 Dimension Stone |
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142 Crushed & Broken Stone |
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1422-01 Limestone |
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1422-98 Crushed & Broken Limestone |
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1423-01 Granite-Decomposed |
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1423-98 Crushed & Broken Granite |
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1429-01 Stone-Crushed |
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1429-99 Crushed & Broken Stone Nec |
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144 Sand & Gravel |
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1442-01 Quarries |
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1442-02 Construction-Sand & Gravel |
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1442-03 Sand & Gravel-Mfrs |
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1446-01 Silica |
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1446-98 Industrial Sand |
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145 Clay, Ceramic & Refractory Minerals |
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1455-98 Kaolin & Ball Clay |
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1459-01 Clay |
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1459-02 Bentonite |
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1459-99 Clay Ceramic & Refractory Minerals Nec |
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147 Chemical & Fertilizer Minerals |
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1474-98 Potash Soda & Borate Minerals |
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1475-01 Phosphate Rock |
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1479-01 Sulphur |
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1479-02 Fluorspar |
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1479-03 Salt Miners |
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1479-04 Salt Processing |
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1479-99 Chemical & Fertilizer Mining Nec |
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148 Nonmetallic Minerals Services |
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1481-98 Nonmetallic Minerals Svc-Except Fuels |
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149 Miscellaneous Nonmetallic Minerals |
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1499-01 Mining Companies |
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1499-02 Mineral Exploration |
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1499-03 Mining Contractors |
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1499-04 Sharpening Equipment & Stones |
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1499-05 Diamond Drilling |
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1499-07 Gems-Mines |
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1499-08 Mines |
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1499-98 Miscellaneous Nonmetallic Minerals |
