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Joro Stone is a sedimentary iron-rich rock from Japan, admired for its earthy reddish tones and rugged appearance. Formed through natural weathering and erosion, it is perfect for rugged aquascapes, minimalist designs, and natural earthy layouts. Its distinctive color and texture bring warmth and boldness, making it a versatile stone for both planted and hardscape-focused tanks.
Origin: Japan – sedimentary iron-rich rock
Water Chemistry Impact: Inert and stable; does not affect pH or hardness (KH & GH)
Compatibility: Great for planted tanks; safe for shrimp, snails, and small fish
Restrictions: Stone is fragile; avoid excessive stacking
Aquascape Style: Rugged layouts; earthy, minimalist aquascapes
Placement: Foreground highlights, midground clusters, or accent pieces
Special Features: Reddish coloration, earthy texture, inert and shrimp safe
Water: Fully inert; safe for all freshwater aquariums
Tank Size: Works in both nano tanks and large aquascapes
Substrate Pairing: Complements earthy soils and contrasts with green plant growth
Design Tip: Use for warm, natural color contrast in planted aquariums
Appearance: Natural sedimentary stone with rugged surfaces
Color: Red to brown earthy tones
Texture: Uneven, fractured surfaces with rustic appeal
Impact: Adds warmth, earthy realism, and rugged contrast
Preparation: Rinse thoroughly before use
Placement: Avoid fragile stacking to prevent chipping
Maintenance: Stable once placed; surface may collect algae in bright light
Special Tips: Pairs well with driftwood and green plants for natural earthy scapes
We ship orders within the contiguous United States. Ready-to-ship orders are processed within 1-3 business days. Please email us regarding the processing time on custom orders.