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| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
|---|---|---|---|---|---|---|---|
| Albâtre | A C de la Loire, Nantes | 1919 | 1919 | sold 1920 | |||
| Basalte | A C de la Loire, St-Nazaire | 1919 | 1919 | unlisted 1919 | |||
| Gypse | A C de la Loire, Nantes | 1919 | 1919 | unlisted 1919 | |||
| Meulière | A C de la Loire, St-Nazaire | 1919 | 1919 | stranded 24.5.1941 | |||
| Pyrite | A C de la Loire, Nantes | 1919 | 1919 | lost 1926 | |||
| Quartz | A C de la Loire, Nantes | 1919 | 1919 | unlisted 1939 | |||
| Silex | A C de la Loire, St-Nazaire | 1919 | 1919 | sold 1920 |
| Displacement normal, t | 380 |
|---|---|
| Displacement full, t | |
| Length, m | 57.6 |
| Breadth, m | 7.90 |
| Draught, m | 2.30 |
| No of shafts | 1 |
| Machinery | 1 Cochot VTE, 1 cylindrical boiler |
| Power, h. p. | 500 |
| Max speed, kts | 10.5 |
| Fuel, t | coal |
| Endurance, nm(kts) | |
| Armament | 1 x 1 - 65/50 M1902, mechanical minesweeping gear |
| Complement | 63 |
2nd series of Granit class avisos with boilers of older construction, built under 1917 programme.
None.
Pyrite was lost in 1926 at Madagascar. Meulière stranded 24.5.1941 and lost at Corsica.

