Terracotta Octagon Zellige Mosaic: A Classic Pattern in Handmade Tile

Terracotta Octagon Zellige Mosaic is a pre-assembled 12 x 12 inch sheet of handmade zellige in a classic octagon-and-diamond pattern, with warm terracotta octagons and small white diamond insets at every joint, mounted on mesh and priced at $34 per sheet. It gives you a heritage pattern without laying each piece by hand, and it works best where you want one confident moment of pattern: a shower niche, a backsplash panel, a fireplace surround, or an entryway. Below, see where the pattern comes from, how it compares to two companion tiles, where it works best, and the layout mistake that can spoil it.

In this article

• What is an octagon-and-diamond tile pattern?
• Why does a handmade octagon mosaic look different?
• Which tile goes with the octagon mosaic?
• Terracotta Octagon Zellige Mosaic: specs and look
• Where does an octagon mosaic work best?
• Terra Bejmat: the warm brick companion
• Blanc White Squares: the quiet frame
• What pairs well with terracotta octagon tile?
• One mistake to avoid
• FAQ

What is an octagon-and-diamond tile pattern?

It is a tessellation built from two shapes: larger octagons that cannot tile a surface alone, and small diamonds (sometimes squares or dots) that fill the gaps where the corners meet. Octagon-based geometry is old. The Metropolitan Museum of Art holds a 14th-century tile from present-day Uzbekistan decorated with an interlaced pattern based on octagons, from a building frieze in the Central Asian tilework tradition.

In Western homes the pattern is best known from the Victorian and Edwardian era, when octagon-and-dot tessellated floors were common in entrance halls. Tile supplier Lapicida notes in its 2026 tile trends round-up that "octagon-and-insert patterns have long been a hallmark of elegant period homes," and it points to softer pairings such as "terracotta and chalk" as a current direction. That is close to what this sheet does: terracotta octagons, white inserts.

Why does a handmade octagon mosaic look different?

A printed or machine-cut octagon is uniform. Zellige is not. Each piece is hand-cut and hand-glazed in Fes, Morocco, so the terracotta shifts from tile to tile, the white diamonds carry their own variation, and the hand-set grout lines are slightly irregular. That is what keeps a busy geometric pattern from looking stiff. As Clé Tile's Deborah Osburn put it in a roundup of designer views on zellige, "terracotta is always timeless," and Maestri Studio's Eddie Maestri adds that the irregularity "feels timeless and grounding."

Which tile goes with the octagon mosaic?

Option	Format	Role in the room	Price
Terracotta Octagon Mosaic	12 x 12 in mesh-mounted sheet	Pattern focal point	$34.00 / sheet
Terra Zellige Bejmat 6x2	Brick-shaped tile	Warm field tile in the same tone family	$21.00 / sqft
Blanc White Zellige Squares 4x4	Classic square	Quiet frame and surround	$21.00 / sqft

Terracotta Octagon Zellige Mosaic: specs and look

Each sheet is 12 x 12 inches, built from a 3 x 3 grid of octagon tiles (about 3.5 inches point to point) with small white diamond insets (about 1.5 inches) at every joint. Because the sheet is already assembled on a mesh backing, you set it the way you would any mosaic sheet instead of placing dozens of small pieces one by one. At 12 x 12 inches, one sheet covers one square foot.

Where does an octagon mosaic work best?

Use it where a small area can carry a lot of pattern. A shower niche is the easiest win, since a few sheets turn a recess into a feature. A backsplash panel behind a range works the same way, framed by plain tile on either side. A fireplace surround suits the pattern's period roots (see our guide to zellige for a fireplace or living room), and the product is also suited to an entryway floor, though check our zellige floor guide for what handmade tile needs underfoot.

If you want to see how the same sheet behaves as an accent next to a solid wall, our burnt orange zellige guide pairs it with a field of plain orange tile. For help choosing between a sheet and individual tiles, read Mosaic Sheet or Square Zellige?

Terra Bejmat: the warm brick companion

If you want the surrounding wall to share the mosaic's warmth, Terra Zellige Bejmat in the 6x2 brick format sits in the same earthy family. Run it as a field tile around an octagon panel, and the pattern reads as an inset rather than a one-off.

Blanc White Squares: the quiet frame

For a lighter look, frame the octagon sheet in Blanc White Zellige Squares. Blanc is our warmest white, shifting between cream, pale grey, and natural clay tones, so it echoes the white diamonds in the mosaic without turning stark. It is the same "terracotta and chalk" idea Lapicida describes, built from handmade tile.

What pairs well with terracotta octagon tile?

• Brass fixtures. Warm metal picks up the terracotta. See our brass fixtures pairing guide.
• Warm whites and natural linen. They keep the pattern from competing with the rest of the room.
• Natural wood. A wood vanity or open shelf adds depth beside the glaze.
• Plain walls around it. Let the mosaic be the only pattern in view.

One mistake to avoid

The most common layout mistake with an octagon pattern is starting at an edge and letting the cuts fall wherever they land. A pattern built from whole octagons looks best when full ones sit at the focal point, so dry-lay the sheets first, center a full octagon on the niche or panel, and push the cut pieces to the least visible edges. Choose a grout shade close to the tile so the lines stay quiet, and see our zellige grout color guide and our list of installation mistakes before you start.

Frequently asked questions

How big is one sheet of Terracotta Octagon Zellige Mosaic?

Each sheet is 12 x 12 inches, so one sheet covers one square foot. The octagons are about 3.5 inches point to point, with white diamond insets of about 1.5 inches.

Is the octagon mosaic hard to install?

It arrives pre-assembled on a mesh backing, so you are setting sheets rather than individual octagons and diamonds. Plan your layout first so full octagons land at the focal point.

How many sheets should I order?

Measure the area in square feet and add extra for cuts and pattern matching. Our zellige overage guide explains how much to add.

Can I mix the octagon mosaic with plain tile?

Yes, and it is the most common way to use it. Run Terra Bejmat or Blanc White squares around a mosaic panel or niche, and let the sheet be the single pattern in the space.

Is zellige a passing trend?

Designers who work with it say it holds up. Barbi Walters of Lynden Lane says zellige "has been used for centuries" and its appeal "is only growing as people lean into natural, handcrafted materials." For more, read Is Zellige Tile a Trend or a Timeless Classic?