The dark version of Ryuoh or Seiryu combines the beautiful structure of the gray Seiryu Ryuoh with a dark look that ranges from different shades of gray to black. The bright inclusions of many stones of this variety create a marbled surface.
This special look makes Seiryu – Ryuoh – Dark the perfect stone for aquascaping. Contrasting scapes with rich green tones in front of dark, structured stone

Application: aquarium and terrarium
Characteristics: adds calcium
Mixed nano stone
Weight: 5KG per bottle
Dimensions: 5-15cm