| Soil Mineral Assemblages | Dominant Minerals | Representative series
OSD from
Iowa State Stat Lab |
| Monorthic | Kaolinite, HIV1 | Cecil, Norfolk, Marlboro, Goldsboro |
| Juventic | Kaolinite, HIV, mica gibbsite,goethite,feldspars, | Dekalb, Shelocta, Dewey, Waynesboro, Decatur |
| Sesquimonorthic | Kaolinite, HIV, gibbsite, hematite, goethite | Dothan, Davidson, Hiwassee, Greenville, Red Bay |
| Sesquijuventic | Kaolinite, HIV, gibbsite, hematite, goethite, feldspars, mica | Edneytown, Edneyville, Evard, Soco, Stecoah, Porters, Tuckasegee |
| Biorthic | Vermiculite, mica, kaolinite, mixed-layer systems | Frederick, Baxter, Enders, Montevallo |
| Smectic | Smectite, vermiculite, mica | Houston Black, Lake Charles, Sharkey, Houston |
| Parasmectic | Kaolinite, smectite, mica, vermiculite | Enon, Iredell, Mecklenburg, Sacul, Luverne, Maury, Winnsboro |
| Quartzismectic | Quartz, smectite, kaolinite | Clarksville, Razort, Nixa |
| Calcaric | Calcite, smectite, mica, Mixed-layer systems | Sumter, Maytag, Victoria |
| Organic | NA | NA |