| 0 | NAGYAGITE (Lead Gold Antimony Bismuth Telluride Sulfide) |
| 0 | NAHCOLITE (Sodium Bicarbonate) |
| 0 | NARSARSUKITE (Sodium Titanium Iron Silicate Fluoride) |
| 0 | NATROJAROSITE (Sodium Iron Sulfate Hydroxide) |
| 0 | NATROLITE (Hydrated Sodium Aluminum Silicate) |
| 0 | NEALITE (Lead Iron Arsenate Chloride) |
| 0 | NEPHELINE (Sodium Potassium Aluminum Silicate) |
| 0 | NEPHRITE (variety of Actinolite, Calcium Magnesium Iron Silicate Hydroxide) |
| 0 | NEPTUNITE (Potassium Sodium Lithium Iron Manganese Titanium Silicate) |
| 0 | NICKEL (the element Nickel) |
| Sale! 1 | NICKELINE (Nickel Arsenide) |
| 0 | NITER (Potasium Nitrate) |
| 0 | NITRATINE (Sodium Nitrate) |
| 1 | NORBERGITE (Magnesium Silicate Fluoride Hydroxide) |