2.0-Inch Niobium Cube

1kg Niobium Cube

£775.99
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2.0-Inch Niobium Cube
  • 2.0-Inch Niobium Cube
  • 2.0-Inch Niobium Cube on a black background
  • 2.0-Inch Niobium Cube with its box, stand and drawstring bag
  • 2.0-Inch Niobium Cube with its box, stand and drawstring bag
  • 2.0-Inch Niobium Cube
  • 2.0-Inch Niobium Cube on a black background
  • 2.0-Inch Niobium Cube with its box, stand and drawstring bag
  • 2.0-Inch Niobium Cube with its box, stand and drawstring bag
1kg Niobium Cube
Niobium

1kg Niobium Cube

£775.99
Taxes included. Shipping calculated at checkout.

A full kilogram of niobium occupies a compact 49mm cube, creating a clean reference for comparing element 41 with other metals by volume.
In the box
Display stand, custom insert and drawstring bag
Delivery
Free UK delivery in 1 to 3 working days. Free worldwide on orders over £49.99, 2 to 7 days. Import fees may apply.
Returns
Return within 14 days of delivery. Returns policy
Guarantee
One year against manufacturing faults.

About this piece

One kilogram of element 41

A 1kg niobium cube gives this relatively unfamiliar metal a familiar unit of mass. At 49mm per side, the cube shows exactly how much space solid niobium needs to reach one kilogram. That makes it more than a larger version of the smaller cubes: it becomes a reference object for comparing density across different elements.

Compare size, keep weight constant

Niobium's density of 8.57g/cm³ places its one-kilogram cube between lighter and much denser metals in physical size. Put equal-mass cubes together and that difference is immediately visible, even before you pick anything up. The simple chamfered form keeps the comparison honest: same basic geometry, same kilogram, different volume. Explore the complete niobium cubes range, or compare it directly with metal cubes in other elements.

Specifications

Dimensions 49mm cubed
Weight 1000g
Material Solid Niobium
Density 8.57 g/cm³
Finish Chamfered Edges

Other sizes and finishes

Questions

Is the cube solid metal?

Yes. Each metal cube is a solid piece of the material stated in its specifications, rather than a hollow shell or plated object. That matters because the point of the cube is to make properties such as density physically tangible: equal-sized cubes in different metals can feel dramatically different in the hand.

How accurate are the dimensions?

Use the dimensions in the individual product specifications as the reference for that cube. Each cube is machined as a precise geometric object with chamfered edges, so the faces are flat and the corners are comfortable to handle.

Will the surface change over time?

That depends on the metal. Copper develops a patina, a unique darkening of the material which makes every piece special. Titanium, tantalum and niobium change very little. Keep a cube clean and dry if you'd prefer to hold on to its original look.

How do I clean the cube?

For routine care, wipe the cube with a clean, soft cloth and avoid abrasive cleaning that could alter the finish. If the surface has changed naturally, particularly on copper, decide whether you want to preserve that patina before using any metal-cleaning product.

Why do cubes of the same size weigh different amounts in different metals?

Because density is mass packed into a given volume. Two cubes can have exactly the same dimensions but contain very different amounts of mass because their materials have different densities. Comparing equal-sized cubes is one of the simplest ways to experience that material property directly rather than as a number in a table.

Why does one kilogram of niobium form a 49mm cube?

The cube's size follows from niobium's density of 8.57g/cm³. Reaching a mass of 1000g requires enough material to produce a cube approximately 49mm across. A denser metal can reach the same kilogram in a smaller volume, while a lighter metal needs a larger cube. That relationship is what makes this format useful for comparison.

What makes the 1kg version different from the smaller niobium cubes?

The smaller sizes are primarily about handling niobium at familiar dimensions. The one-kilogram cube changes the question: instead of fixing the size, it fixes the mass. That lets you compare its 49mm dimensions directly with one-kilogram cubes in other metals and see how density changes the amount of physical space each element occupies.

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