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Atmospheric visualisation: a narrow corridor between towering blocks of white stone, crossed by a shaft of low sunlight.

Animated sequence: a corridor of quarried stone blocks turns into contour lines, which fold into a terrain model of the mountains around the Alta valley while the name rises behind the ridge.

Natural stone
The Alta valley
High country

Nature
Shapes
Beauty

Sereno & Nevato

Atmospheric visualisation

PETRA ALTA: Sereno & Nevato natural stone from the Alta valley

Marble / Stone / Timeless

Sereno
& Nevato

The Pure Expression of Natural Stone

Sereno & Nevato is a distinctive natural stone quarried high in the Alta valley. Defined by its bright white background, crystalline character, and naturally formed veining, it offers a refined and timeless aesthetic for contemporary and classic architecture.

II | Origin

The Alta Valley

Set in a high mountain valley, the Alta quarry is known for its distinctive natural stone resources.

The geological characteristics of the valley contribute to the bright appearance and unique crystalline structure found in Sereno & Nevato.

Photograph: sawn white stone faces of a quarry bench, marked by wire-saw lines.
Photograph | Sawn bench at the quarry

Alta valley · 1,972 m

The quarry · 2,288 m

Terrain model: procedural elevation data · Relief exaggerated · Dashed line: valley floor to quarry, ≈ 16 km in a straight line

Terrain model of the mountains around the Alta valley in contour lines at dawn, with the name ALTA VALLEY standing above the ridge and the valley floor marked. A dashed line runs from it to the edge of the picture, where an arrow points on to the quarry, about 16 km away in a straight line.
Terrain model · Procedural elevation · Relief exaggerated
Terrain model · Procedural elevation · North upAlta valleyThe quarry, ≈ 16 km
Photograph: a squared block of bright white stone with grey breccia-like veining at the quarry, hand-marked in black 300, 205 and 150 with a circled 2.
Photograph | Block at the quarry, hand-marked 300 / 205 / 150 (cm), No. 2

Animated illustration: the photographed block is traced, modelled, cut into slabs by wire saws, and two slabs open to show mirrored veining.

Natural stone
The Alta valley
High country

Marble
Stone

III | Character

Photograph

III | Character

A Distinctive Natural Character

The beauty of Sereno & Nevato lies in its natural formation. Its clean white surface is complemented by elegant veins that develop organically within the stone, creating a unique visual identity in every block.

No two blocks are exactly alike.

Illustrative rendering | Veining is generated; every block differs.

Illustrative rendering: block No. 2 modelled in solid stone on the quarry floor, drawn with dimension strings 300, 205 and 150 beside a standing human figure for scale.
Illustrative rendering
Illustrative rendering: thin steel wire saws partway down through the block in a fine mist, their kerf lines above them.
Illustrative rendering
Illustrative rendering: two slabs opened like the pages of a book, their veining mirrored about a vertical seam.
Illustrative rendering

Quarried by nature.

Crafted for architecture.

Variations in veining, movement, and crystalline structure are part of the stone’s natural character and contribute to its individuality.

Illustration of how a block may be cut and book-matched by a processor. Direct supply is primarily in rough blocks.

IV | Surface

Bright white.

Crystalline.

Naturally veined.

Move to rake the light

Photograph: polished Sereno & Nevato, close-up.

A close-up photograph of the polished stone. Use the arrow keys to move the light; Shift with the up or down arrow lowers or raises it.

Photograph | Polished surface, close-up. Relit in real time.

Natural stone
The Alta valley
High country

Pure
Elegant
Natural

IV | SurfacePhotograph · relit in real time

Animated illustration: in the dark, a lamp moves across a polished close-up photograph of Sereno & Nevato. Its white ground glows and single crystals flash; the veins then appear along their real paths, and the light rises until the page turns white.

IV | Designed by Nature

Designed by Nature

Sereno & Nevato combines a luminous white base with naturally occurring veining, making it a versatile material for projects where purity, elegance, and natural character are essential.

Its sophisticated appearance allows the stone to complement both minimalist contemporary spaces and more classical architectural environments.

ORIGIN
The Alta valley
BACKGROUND
Bright white
CHARACTER
Crystalline
VEINING
Naturally formed
SUPPLY
Primarily rough blocks
Photograph: a polished Sereno & Nevato sample lying at the quarry face, its white crystalline ground crossed by a breccia-like network of grey veins, with the raw sawn quarry wall behind.
Photograph | Polished sample at the quarry face

V | Applications

Applications

Sereno & Nevato can be selected for a variety of architectural and interior applications, including:

Visualisation | Flooring
  1. 01Flooring

    Visualisation: a double-height gallery with a floor of large polished slabs of white veined stone, lit by a tall window.
    Visualisation | Flooring
    Inquire for this application
  2. 02Staircases

    Visualisation: a floating staircase of white veined stone against a wall clad in the same stone.
    Visualisation | Staircases
    Inquire for this application
  3. 03Wall Cladding

    Visualisation: a long corridor whose full-height wall is clad in white veined stone, washed by light from a ceiling slot.
    Visualisation | Wall Cladding
    Inquire for this application
  4. 04Feature Walls

    Visualisation: a book-matched feature wall of white veined stone above a long linear fireplace.
    Visualisation | Feature Walls
    Inquire for this application
  5. 05Countertops & Vanity Tops

    Visualisation: a monolithic kitchen island of white veined stone with waterfall ends. Visualisation: a vanity top and wall in white veined stone with a round mirror.
    Visualisation | Countertops & Vanity Tops · 1 / 2
    Inquire for this application
  6. 06Interior Architectural Details

    Visualisation: a fluted column, a rounded step and an arched niche in white veined stone.
    Visualisation | Interior Architectural Details
    Inquire for this application
  7. 07Luxury Residential Projects

    Visualisation: an open-plan residence with a white veined stone floor and a stone-clad fireplace wall at sunset.
    Visualisation | Luxury Residential Projects
    Inquire for this application
  8. 08Hospitality & Commercial Interiors

    Visualisation: a hotel lobby with a reception desk of white veined stone on a stone floor.
    Visualisation | Hospitality & Commercial Interiors
    Inquire for this application

All images in this section are visualisations, not completed projects. Stone appearance varies by block.

VI | Natural Variation

Natural Variation

Every piece of natural stone is unique.

Differences in background tone, veining, movement, crystalline structure, and pattern are inherent characteristics of Sereno & Nevato. These natural variations should be considered an essential part of the material’s identity rather than imperfections.

Specimens are crops from photographs of Sereno & Nevato; white balance and exposure corrected only. Colour and pattern vary between blocks and between photographs.

10 specimens

VI | Natural Variation

S-01

Tags
Surface

Visualisation: dusk in a corridor of quarried stone blocks; a low raking light reveals the PETRA ALTA lion carved into the end block. Visualisation: the same corridor as an architectural atrium clad in polished, bookmatched Sereno & Nevato.
Animated scene: at dusk, raking light reveals the PETRA ALTA lion carved into the end block of a corridor of stone blocks; the corridor then becomes an architectural atrium clad in the stone.

Natural stone
The Alta valley
High country

Nature
Shapes
Beauty

VII | IdentityVisualisation

VII | Identity

A Stone with Its Own Identity

Pure in its background.

Distinctive in its veining.

Unique by nature.

From the mountains of the Alta valley to architectural spaces around the world, Sereno & Nevato represents the natural beauty of mountain stone.

PETRA ALTA

Natural stone from the Alta valley

VIII | Available in Blocks

Available in Blocks

We now sell our stone directly, without intermediaries.

Sereno & Nevato is chosen at the quarry face, block by block, with the people who will cut it.

Our current direct supply from the quarry is available primarily in rough blocks.

Block selection can be coordinated according to the desired dimensions, quality, background, and natural veining, subject to quarry availability.

Specification: as supplied
Sereno & Nevato blocks, as supplied
MaterialSereno & Nevato natural stone
OriginThe Alta valley
SupplyPrimarily rough blocks
Selection byDimensions · quality · background · natural veining, subject to quarry availability
CharacterBright white background · crystalline character · naturally formed veining
ApplicationsFlooring · Staircases · Wall Cladding · Feature Walls · Countertops & Vanity Tops · Interior Architectural Details · Luxury Residential Projects · Hospitality & Commercial Interiors
Technical dataAsk the quarry (optional request in the inquiry)

Block inquiry

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Example block · enter your dimensions

Dimensions
300×205×150 cm
Volume
9.23 m³ per block
Weight, estimate
≈ 24.9 t per block

Weight estimated at ≈ 2.7 t/m³, typical marble density.

Photograph: a squared block of Sereno & Nevato at the quarry, hand-marked 300 / 205 / 150 and a circled 2.
Photograph Example: a block as marked at the quarry (300 / 205 / 150 cm). Not an offer of stock.
Step 1 of 3: The block

Length · Height · Width (cm)

Enter all three dimensions to calculate volume and weight.

Blocks (1–99)
Quality
Background
Veining

References

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    Step 2 of 3: The project

    Step 3 of 3: You

    IX | Contact

    Direct from the quarry

    Stone
    Sereno & Nevato
    Origin
    The Alta valley
    Supply
    Primarily rough blocks, direct from the quarry
    Office
    At the quarry itself
    High in the Alta valley
    Inquiries

    By block inquiry

    Dimensions, quality, background and veining, in one message from this page.

    A portfolio piece by Marsell: names, places and details are fictional, and contact details are left out.