Meteorites View all facts Glossary Help  | ||||
| portlandite | ||||
| subject | fact | |||
| portlandite | is an instance of stony meteorite mineral from weathered oldhamite  |  |
| stony meteorite mineral from weathered oldhamite | can have progenitor oldhamite when it occurs in stony meteorites | |
| terrestrially weathered stony meteorite mineral | can be produced by mechanism weathering in Earth's atmosphere when produced in iron meteorite | |
| meteorite mineral | is one of 295 minerals found to occur in meteorites | |
| metamorphic mineral | can have progenitor mineral | |
| mineral | has color | |
| has alteration mineral | |