| Size | 1.5-2.5 cm in diameter |
| Shape | Round or slightly oval |
| Color | Light brown with darker brown striations |
| Shell texture | Rough and slightly hairy on the surface |
| Shell hardness | Hard and tough, difficult to crack with bare hands |
| Kernel texture | Smooth and firm |
| Kernel color | Creamy white |
| Kernel size | 0.5-1.5 cm in diameter |
| Weight | 1 hazelnut weighs around 1-2 grams |
| Moisture content | 4-5% |
| Oil content | 60-70% |
| Protein content | 15-20% |
| Carbohydrate content | 10-15% |
| Caloric value | 628 calories per 100 grams of Hazelnuts |
