01 Natural stone comparison
A side-by-side comparison of Calacatta Viola and Harmony Grey — origin, colour, finishes, applications and best use cases — to help architects and designers choose the right natural stone for their project.
Calacatta Viola Marble is a statement stone with a creamy white background cut by bold burgundy, plum and charcoal veining. Available in polished, honed and leathered finishes, it is specified for feature walls, bathroom vanities, reception counters, bespoke tables, kitchen islands and focal surfaces where stone is intended to lead the design.
View Calacatta Viola ↗
Harmony Grey Marble is a Turkish grey marble with a cool mineral base crossed by distinctive rust, copper and pale vein accents. Quarried in Türkiye and available in polished, honed and leathered finishes, it is specified for feature walls, dining tables, stair details, hospitality interiors and spa surfaces where natural movement and contemporary character are desired.
View Harmony Grey ↗02 Specification comparison
| Property | Calacatta Viola | Harmony Grey |
|---|---|---|
| Category | Marble | Marble |
| Origin | Italy | Türkiye |
| Colour | White / Violet | Grey |
| Tone | White & violet | Mineral grey |
| Available finishes | Polished, Honed, Leathered | Polished, Honed, Leathered |
| Available forms | Slab, Tile, Cut-to-size | Slab, Tile, Cut-to-size |
| Bookmatch | Available | Selection dependent |
| Applications | Flooring, Wall cladding, Bathrooms, Countertops, Feature walls | Flooring, Wall cladding, Bathrooms, Countertops, Feature walls |
03 Which stone to choose
The project calls for a white / violet marble from Italy with 3 finish options (polished, honed, leathered) and bookmatch availability. Its character suits flooring, wall cladding, bathrooms and pairs naturally with warm timber, metal and natural material palettes.
Explore Calacatta Viola ↗The project calls for a grey marble from Türkiye with 3 finish options (polished, honed, leathered) and selection-dependent bookmatch availability. Its character suits flooring, wall cladding, bathrooms and pairs naturally with warm timber, metal and natural material palettes.
Explore Harmony Grey ↗Both Calacatta Viola and Harmony Grey are available as slabs, tiles and cut-to-size pieces from Terra Natural Stone. Request samples to compare the materials in person before specifying.
04 Frequently asked
Calacatta Viola is a white / violet marble from Italy with 3 finish options, while Harmony Grey is a grey marble from Türkiye with 3 finish options. Calacatta Viola suits flooring and wall cladding; Harmony Grey suits flooring and wall cladding.
Both can work for flooring. Calacatta Viola offers a white & violet character with polished, honed, leathered finishes. Harmony Grey offers a mineral grey character with polished, honed, leathered finishes. The choice depends on the project's colour palette, traffic expectations and whether a polished, honed or textured surface is preferred.
Calacatta Viola: bookmatch available. Harmony Grey: selection dependent. Bookmatching is most effective on feature walls and large surfaces where the mirrored vein pattern can be appreciated at scale.
Calacatta Viola is available in polished, honed, leathered. Harmony Grey is available in polished, honed, leathered. Polishing intensifies colour and reflection; honing creates a softer matte surface; textured finishes add tactility and slip resistance.
Compare in person