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| Sample Name | 1979 Hawaii 4 |
| Major Minerals | Halloysite-7A, syn - Al2Si2O5(OH)4
Magnetite, syn - Fe+2Fe2+3O4 |
| Minor Minerals | |
| Trace Minerals | Hematite, syn - Fe2O3 |
| Possible Minerals | Trevorite, syn - NiFe2O4
Chromite, syn - Fe+2Cr2O4
Magnesioferrite, syn ordered - MgFe2+3O4 |
| Notes | Major amorphous material. May be more one spinel group mineral. Need chemistry. |
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