Black Aurum Stone is a smooth, high-contrast aquascaping rock featuring deep black tones accented by bold white mineral veining and subtle golden-brown highlights. Its rounded river-worn contours and polished appearance bring an elegant, modern aesthetic to aquascapes, terrariums, and biotope setups.
Black Aurum Stone | 2.5KG
Black Aurum Stone | 2.5KG
Important note: This is a natural stone, being natural we won't be able to give you the exact pattern shown in the listing. We will pick random sizes and patterns equal to the weight you have purchased. For sizing, see details below.
sizing details
To request a specific rock size (Small, Medium, or Large), please leave a preference in your order notes at checkout or send us a follow-up email after placing your order. Size requests are fulfilled based on current stock availability. You are always welcome to contact us before ordering to confirm real-time stock levels for your preferred size.
LENGTH (AVERAGE)
Over 20cm
WEIGHT REQUIREMENT
Average stone in this size weighs upwards of 2.7kg. A minimum order qty of 2 amounts may be required for a single piece.
NOTE
Actual stone will vary from the images shown. As a natural element, exact colors, shapes, weights, and dimensions may differ slightly from the specifications listed above.
medium
LENGTH (AVERAGE)
15-20cm
WEIGHT REQUIREMENT
Average stone in this size weighs roughly 2-2.5kg. A minimum order qty of 2 amounts may be required for multiple pieces.
NOTE
Actual stone will vary from the images shown. As a natural element, exact colors, shapes, weights, and dimensions may differ slightly from the specifications listed above.
small
LENGTH (AVERAGE)
Under 17cm
WEIGHT REQUIREMENT
Average stone in this size weighs up to 1.1kg. One qty is sufficient for at least two pieces.
NOTE
Actual stone will vary from the images shown. As a natural element, exact colors, shapes, weights, and dimensions may differ slightly from the specifications listed above.
Transform your aquarium with authentic, wild hardscape materials from Aquatees. We supply thousands of kilograms of naturally sourced aquarium rocks, premium driftwoods, Tweety wood, and fine sands—bringing raw, untreated nature straight to your tank. Because our hardscape is harvested directly from the environment, simply give your pieces a brief rinse to remove natural dust before building your dream aquascape.
Because Black Aurum Stone is dense and smooth, use 0.2 to 0.3 kg per liter for standard layouts, or 0.35 to 0.45 kg per liter for dense riverbed mounds and heavily stacked rock features.
Black Aurum Stone is largely inert and will not significantly impact your water chemistry. However, like many stones with white calcite veining, it can slightly buffer pH or GH over time; regular water changes will keep parameters completely stable.
Yes. Its smooth, river-worn surfaces and non-toxic natural composition make it completely safe for delicate fins, bottom-dwellers, and sensitive invertebrates.
Rinse the stone thoroughly with plain fresh water before placement to wash off surface transport dust and sediment.
Yes. When submerged under tank lighting, the black base darkens to a deep, glossy jet-black, making its white and golden veining stand out with even higher contrast.
