Gregoryite
Na2(CO3)IMA symbol: Ggyapproved
Gregoryite is a carbonate or nitrate mineral with the formula Na2(CO3), crystallizing in the hexagonal system. Its streak is white.
Photos
Physical properties
| Streak | whitesingle sourceWikidata (CC0) |
|---|
Chemistry (calculated)
| Molecular weight | 105.99 g/molcalculated from the IMA formula |
|---|---|
| Composition (wt%) | Na 43.38%, C 11.33%, O 45.29% |
Classification
| Nickel-Strunz (10th) | 5.AA.10Wikidata (CC0) |
|---|---|
| Nickel-Strunz (9th) | 5.AA.10Wikidata (CC0) |