- Beautiful, black variation of Seiryu stone
- Darker gray color with blueish tone
- Craggy texture with lots of details
- May raise pH, GH, or KH slightly
- Cleaned and sterilized
Hydra Aquatics’ Black Mountain Seiryu Stone is a beautiful, black variation of Seiryu stone. This stone has a darker gray color with blueish tone compared to regular Seiryu stone’s light gray color. The stone has a craggy texture with lots of details. Black Mountain Seiryu Stone may raise pH, GH, or KH slightly.
Recommendation: Rinse stones prior to use.