Cool grey color with brown and white speckling enhances natural aquascapes
Semi-smooth, flat profile allows easy stacking and creative layouts
Natural stone suitable for spawning cichlids and other egg-laying fish
Versatile use in aquariums, terrariums, paludariums, and planted enclosures
Each piece varies in shape, size, and density for a unique look
Summarized by Shop
Grey River Slate is an aquarium-safe hardscape that calls for creative application. Given a flat profile, these stones are great for aquascape layouts that require stacking or building. They can be glued together using aquarium-safe adhesives or placed atop as long as stability is double checked. Alternatively, Grey River Slate can also b
Material
Natural slate stone
Color
Grey with brown and white speckling
Finish
Semi-smooth
Profile
Relatively flat, stackable
Pattern
Random, texture
Accessory Size
Customizable (varies by piece)
Summarized by Shop
4.9
9 ratings
5
4
3
2
1
Received rocks as expected per website description
J
Jennifer · August 26, 2026
Beautiful stones that look cool blue gray in my tank. Lots of stones in the box!
Jennifer · April 21, 2026
Slightly green
I read a review about these stones stating that they are slightly more green than picture. Knowing this, I ordered them wanting that green. Can confirm, they are slightly green, and they look awesome. Was a bit tricky to setup the flat stones in a way I liked, but I do really enjoy how they turned out.