| DANBURITE (Calcium Boro-Silicate) | |
| * | DATOLITE (Group) |
| DATOLITE (Calcium Boro-Silicate Hydroxide) | |
| DESCLOIZITE (Lead Zinc Vanadate Hydroxide) | |
| DEMANTOID (variety of Andradite garnet) | |
| 0 | DEPOSITS (unconsolidated sediments) |
| DIABOLEITE (Lead Copper Chloride Hydroxide) | |
| DIAMOND (Carbon) | |
| DIGENITE (Copper Sulfide) | |
| DIOPSIDE (Calcium Magnesium Silicate) | |
| DIOPTASE (Copper Silicate Hydroxide) | |
| DOLOMITE (Calcium Magnesium Carbonate) | |
| DOMEYKITE (Copper Arsenide) | |
| DRAVITE (complex Sodium Magnesium Iron Boro-Aluminum Silicate) | |
| DUFRENITE (Hydrated Iron Phosphate Hydroxide) | |
| DUFTITE (Lead Calcium Copper Zinc Arsenate Hydroxide) | |
| DUMORTIERITE (Aluminum Borate Silicate Oxide) | |
| DUNDASITE (Hydrated Lead Aluminum Carbonate Hydroxide) | |
| DYSCRASITE (Silver Antimonide) |