Industry: 1459—Clay, Ceramic, and Refractory Minerals, Not Elsewhere Classified
Establishments primarily engaged in mining, milling, or otherwise preparing clay, ceramic, or refractory minerals, not elsewhere classified. Establishments producing clay in conjunction with the manufacture of refractory or structural clay and pottery products are classified in Manufacturing, Major Group 32.

Andalusite miningFuller's earth mining
Aplite miningKyanite mining
Bentonite miningMagnesite mining
Brucite miningNepheline syenite quarrying
Burley miningOlivine (nongem) mining
Clays (common) quarrying—not in conjunction with manufacturingPegmatite (feldspar) mining
Cornwall stone miningPinite mining
Cyanite miningPlastic fire clay mining
Diaspore miningShale (common) quarrying—not in conjunction with manufacturing
Dumortierite miningSillimanite mining
Feldspar miningStoneware clay mining
Fire clay miningSyenite, nepheline—quarrying
Flint clay miningTopaz (nongem) mining
Codes Titles Total Marketable US Businesses
1459Clay and Related Minerals, Nec111
145900Clay and related minerals, nec18
14590000Clay and related minerals, nec18
145901Clays, except kaolin and ball85
14590100Clays, except kaolin and ball17
14590101Bentonite mining36
14590102Clays (common) quarrying16
14590103Fire clay mining6
14590104Flint clay mining0
14590105Fuller's earth mining2
14590106Plastic fire clay mining0
14590107Shale (common) quarrying7
14590108Stoneware clay mining1
145902Nonclay refractory materials2
14590200Nonclay refractory materials1
14590201Andalusite mining0
14590203Kyanite mining1
14590204Magnesite mining0
145903Feldspar mining1
14590300Feldspar mining1
14590301Aplite mining0
14590302Nepheline syenite quarrying0
145999Clay and related minerals, nec, nec5
14599906Olivine (nongem) mining0