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Made in Italy
Monolithic kitchen island with a backlit amethyst front glowing violet in the dark, Michelessi semi-precious vision

Since 1976 — a Michelessi vision

Semi-precious stones,
born to astonish

Quartz, agate, amethyst and malachite: gems cut and composed into unique slabs, capable of making any space extraordinary.

The mineral stained glass — a Michelessi vision

Stone once lit
never goes dark again

01 One crystal alone, against the light: the amethyst glows from within.

02 The frame widens: agate, malachite, rose quartz, set one by one.

03 The dark opens out and the whole wall becomes a window of stone.

Keep scrolling — the scene follows you

Vision 01 — Our design studio

A mineral window
to light the dark

AMETHYST · AGATE · BACKLIGHTING

Design vision: a backlit wall of amethyst and agate glowing violet and amber in total darkness

In total darkness the wall lights itself: amethyst burns violet, agate draws rings of amber, and backlighting turns the stone into a mineral stained-glass window. It is the most theatrical vision in our design portfolio: a wall that needs no paintings, because the painting is the material itself. Picture it in your drawing room, lit at night like a hearth of light.

The collection

Gems composed
into unique slabs

In this gallery you will find gems and coloured stones such as quartz, agate, amethyst and malachite: hard stones cut and composed to form slabs whose allure is designed to astonish all who admire them. They are one-of-a-kind pieces born of nature, capable of making any space extraordinary with their chromatic effects: no slab can ever be identical to another, for each tessera carries its own pattern, its own transparency, its own geological history.

Some varieties possess a characteristic transparency: quartz and agate, crossed by light, glow from within, and backlighting transforms the slab into a luminous surface, a mineral stained-glass window that changes its face with every hour of the day. From the absolute blue of lapis lazuli to the hypnotic green of malachite, from the iridescence of mother of pearl to petrified wood holding millions of years: every material in this collection is a natural wonder, masterfully assembled tessera by tessera.

In the Aprilia workshop these surfaces meet Michelessi's bespoke marble craftsmanship: they become counters, walls, tops and backdrops that no one else possesses, precious details — shaped by Italian hands — capable of signing an entire project. Walk through the gallery and let yourself be amazed: the most authentic luxury is the one nature has already designed.

Smokey Quartz semi-precious slab, mosaic of smoky quartz in beige and dove-grey tones, Michelessi

Smokey Quartz

Smokey Quartz, smoke become light

Smokey Quartz is a mosaic of precious mists: polygonal tesserae of smoky quartz lock one into the other, and each carries its own shade, from pale beige to deep dove grey, from smoke grey to golden brown. The camera crosses this natural geometry and captures its rarest quality: transparency. Every tessera hints at an inner depth, veils and clouds suspended within the crystal, and when light passes through the slab the entire pattern ignites like a stained-glass window of warm tones. This is the fascination of semi-precious slabs: hard stones cut and composed with the patience of Italian craftsmanship to form surfaces designed to astonish, unique pieces derived from nature. Quartz, with its characteristic transparency, lends itself magnificently to backlighting: imagine this slab with a source of light behind it, and every tessera will become a window onto a sunset of smoke. Michelessi selects these compositions for those who seek surfaces capable of making a space superlative: a counter, a wall, a plane that no one else possesses. The elegance of Smokey Quartz lies in its understatement: preciousness that does not dazzle, but envelops.

White Quartz semi-precious slab, mosaic of translucent white and pearl-grey quartz, Michelessi

White Quartz

White Quartz, geometries of pale ice

White Quartz composes its mosaic with the purest palette: tesserae of white and pearl-grey quartz sit side by side in a serene geometry, and each element carries its own milky transparency, like fragments of clear ice recomposed by a patient hand. The lens slides along the fine joints and appreciates their precision: the tesserae meet without ever colliding, the tones alternate with naturalness, and the whole slab breathes a cool, quiet luminosity that recalls morning upon snow. It is a surface that lives on light: even in ordinary conditions the quartz returns soft reflections and suspended depths, but it is with backlighting that White Quartz reveals its nature: the slab becomes a mineral lantern, every tessera ignites with white, and the wall itself turns into a source of light. In the Michelessi collection of semi-precious slabs, gems and hard stones are cut and composed to create unique pieces capable of making a space superlative: White Quartz is the choice of those who seek this magic in its most essential form. A silent luxury, made of light and stone.

Malachite semi-precious slab, green tesserae with concentric banding, Michelessi semi-precious stones

Malachite

Malachite, a thousand rings of green

Malachite is a green vertigo: hundreds of tesserae press one against the other, and each carries its own pattern of concentric bands, circles within circles, waves of intense green alternating with pale green in the hypnotic regularity that only this stone possesses. The camera draws close and the effect multiplies: every fragment is a small landscape of green hills seen from above, and the whole becomes a precious forest, dense, inexhaustible. Malachite has always stood among the best-loved stones of the ornamental tradition: here it is cut and composed into slabs whose fascination is designed to astonish those who admire them, unique pieces derived from nature, capable of making a space superlative through their chromatic effects. No painted surface could ever approach this depth: the green of malachite is born within the stone, layer upon layer, and every tessera recounts it with its own ring of growth. In the Michelessi collection of semi-precious slabs, this is the choice of those who want absolute colour: a green that is not a shade but a material, mounted with art to become wall, counter, scenography. Look at it at length: you will keep discovering new circles.

White Mother of Pearl Random semi-precious slab, mosaic of iridescent mother-of-pearl, Michelessi

Mother of Pearl

Mother of Pearl Random, the sea in fragments

White Mother of Pearl Random is the sea delivered to a wall: fragments of mother-of-pearl of every shape lock freely together, and each reflects the light in its own way, with that unmistakable iridescence which passes from white to pearl, from the faintest rose to a suspended blue. The camera moves across the surface and the slab answers like rippled water: every shift of viewpoint kindles different tesserae, extinguishes the previous ones, reshuffles the reflections in a continuous dance that never repeats itself twice. This is the magic of mother-of-pearl: a material born in the sea, grown within shells, carrying with it the memory of light underwater. The random composition heightens this vitality: no grid, no imposed order, only a free fabric of lustrous fragments that turns the surface into a living organism. In the Michelessi collection of semi-precious slabs, gems and rare materials are composed by hand in Italy to create unique pieces made to astonish: this slab is among the most ethereal, a luminous presence that enriches a space without ever weighing upon it. Brush it with your gaze at different hours of the day: each time it will answer with a new reflection.

Tiger Eye Gold semi-precious slab, golden tiger's eye strips with chatoyant banding, Michelessi

Tiger Eye

Tiger Eye Gold, light that roars

Tiger Eye Gold is pure energy mounted to the rule of art: strips of tiger's eye align in horizontal courses like a precious masonry, and each carries its own golden and brown bands, crossed by that shifting, almost liquid luminosity which makes this stone unmistakable. The camera travels along the courses and the surface ignites at its passage: the reflections move within the bands like light within silk, gold turns to honey, brown turns to bronze, and the whole slab seems to breathe. This is the chatoyant effect of tiger's eye, a phenomenon no artificial material can reproduce: the light does not reflect upon the surface, it moves inside it. Composed tessera by tessera, this semi-precious slab transforms the energy of the stone into an architectural surface: a counter, a wall, a backdrop that captures every gaze and every source of light. In the Michelessi collection of gems and hard stones cut and composed to astonish, handcrafted in Italy, Tiger Eye Gold is the most magnetic voice: a wild gold, warm and deep, capable of making a space superlative through the sheer force of its colour.

White Mother of Pearl semi-precious slab, mother-of-pearl tesserae in regular courses, Michelessi

Mother of Pearl

Mother of Pearl, courses of pearl and silk

White Mother of Pearl in its regular composition is a fabric of light: rectangular tesserae of mother-of-pearl align in ordered courses, like a masonry of pearl, and the entire surface vibrates with shifting reflections that slide from warm white to pearl grey, from ivory to a suspended rose. The lens draws near and each tessera reveals its own inner landscape: fine waves, nacreous clouds, that lustrous depth which shells build layer upon layer and which no imitation can replicate. Compared with the random composition, here order amplifies elegance: the regular rhythm of the courses gives the slab an architectural discipline, while the natural iridescence of the mother-of-pearl keeps it alive, mobile, sensitive to every variation of light. It is a surface that ennobles any setting: the cladding of an important wall, the backdrop of a refined bathroom, a precious detail that signs the entire project. In the Michelessi collection of semi-precious slabs, unique pieces derived from nature are composed to make a space superlative: this ordered mother-of-pearl is proof that the most convincing luxury is the one that unites rigour and wonder in a single surface.

Violet amethyst semi-precious slab, crystals and geodes from lilac to purple, Michelessi semi-precious stones

Amethyst

Amethyst, violet born within the rock

Amethyst is violet in its native state: the slab gathers sections of crystals and geodes, and each shows its own heart, from the palest lilac to deep purple, framed by borders of white quartz and by brown and golden flashes where the mother rock surfaces. The camera explores this precious geography and captures its inexhaustible variety: here a crown of pointed crystals converges towards the centre, there a polished section reveals concentric bands of violet and white, elsewhere the colour deepens until it is almost night. It is one of the protagonists of the semi-precious collection: gems and coloured stones such as quartz, agate and amethyst, cut and composed to form slabs whose fascination is designed to astonish those who admire them. Every composition is a unique piece derived from nature: no slab of amethyst can ever equal another, and this uniqueness is part of its value. In a space, the violet of amethyst brings depth and mystery: a backlit wall, a precious counter, a detail that transforms the room. Michelessi offers it to those who seek the emotion of absolute colour: a violet no palette knows how to mix.

Sodalite semi-precious slab, intense blue with crystalline white veining, Michelessi semi-precious stones

Sodalite

Sodalite, the deep blue of the planet

Sodalite is a blue that admits no comparison: fragments of stone from midnight to royal blue compose themselves across the slab, crossed by crystalline white veins that travel them like luminous wakes, currents of light in a deep ocean. The lens navigates this compact immensity and discovers its shadings: zones where the blue turns almost black and holds the gaze, paler islands where the white slips in and opens sudden breaths, azure transitions that recall the Earth seen from space. It is a stone of absolute presence: a slab of sodalite does not decorate a wall, it transforms it into a cosmic backdrop, a window onto a depth that seems never to end. Composed tessera after tessera from selected fragments, it belongs to the Michelessi collection of semi-precious slabs: unique pieces derived from nature, capable of making a space superlative through their chromatic effects. The blue of sodalite converses magnificently with gold, dark wood, pure white: whatever the project, it carries that rare quality which distinguishes authentic materials. Before this slab one understands why deep blue has always been the colour of the precious.

Brown Carnelian semi-precious slab, backlit brown and amber carnelian pebbles, Michelessi semi-precious stones

Carnelian

Brown Carnelian, pebbles of glowing amber

Brown Carnelian is a precious riverbed: pebbles of carnelian sit side by side across the slab, each with its own soft profile and its own heart of colour, from milky white to burning amber, from reddish brown to almost black. Light passes through them and kindles them from within: the edges flare with orange, the pale centres become lanterns, and the whole surface turns into a mosaic of gentle embers. This is the effect that makes these semi-precious slabs so special: hard stones selected one by one, cut and composed to form surfaces designed to astonish, more surprising still when backlighting reveals their hidden transparencies. The camera lingers on the contours: every pebble is circled by a dark border that defines it like a drawing in ink, and the whole recalls a cobbled path seen through clear water at sunset. In the Michelessi collection of composed gems and stones, Brown Carnelian carries the warmest, most earthly voice: a material that heats a space with an ancient, mineral, convivial energy. Imagine it as the backdrop of an illuminated counter: every evening it will light up like a small private sunset.

Black Wild Agate semi-precious slab, brown and grey agate sections with quartz hearts, Michelessi

Black Agate

Black Wild Agate, the agate's secret forest

Black Wild Agate is a mineral herbarium: sections of agate with free, wild profiles compose themselves across the slab, and each displays its own rings of growth, brown and grey-blue borders enclosing hearts of crystalline quartz, white and brilliant as frost. The camera explores this natural collection and captures its individuality: no section resembles another, every agate has lived its own geological story and recounts it in concentric bands, gradations of shadow, sudden transparencies. The whole possesses an organic, mysterious beauty: like fossil leaves, like sectioned trunks, like landscapes seen in dreams. This is the fascination of the semi-precious slabs in the Michelessi collection: gems and coloured stones such as quartz and agate, cut and composed to form surfaces designed to astonish those who admire them, unique pieces derived from nature. Agate, with its characteristic transparency, lends itself to the play of backlighting: lit from behind, this slab reveals a second face, warmer and deeper, where every heart of quartz becomes a small source of light. A material for spaces that wish to tell of something truly unrepeatable.

Classic Quartz semi-precious slab, mosaic of translucent ivory-white quartz, Michelessi semi-precious stones

Classic Quartz

Classic Quartz, the quiet of crystal

Classic Quartz is preciousness in its most serene form: broad tesserae of ivory-white quartz compose a continuous, luminous surface, where the joints all but disappear and what remains are the inner shadings of the crystal, veils, clouds, delicate striations crossing the material like breaths. The lens draws close and discovers the depth: quartz is never flat, every tessera reveals suspended strata, milky transparencies, small inner geographies that give the slab a silent life. It is the ideal material for those who seek the precious effect without the conspicuous gesture: a pale, elegant surface that by day accompanies natural light, and by night, with the backlighting that quartz receives magnificently, becomes a wall of soft, warm, enveloping glow. In the Michelessi collection of semi-precious slabs, where gems and hard stones are cut and composed by Italian craftsmanship into unique pieces derived from nature, Classic Quartz is the noble base: proof that even white can be a gem. Capable of making a space superlative with absolute discretion, it is the choice of those who consider light the true luxury.

Blue Agate semi-precious slab, blue agate sections with crystalline blue hearts, Michelessi semi-precious stones

Blue Agate

Blue Agate, lagoons in bloom

Blue Agate is a garden of water: round sections of agate sit side by side across the slab like water lilies seen from above, and each guards its own blue heart, a crystalline flowering that opens at the centre of the icy white in a thousand different patterns. The camera passes from one section to the next as from one lagoon to another: here the blue bursts into a jagged star, there it gathers into a perfect eye surrounded by rings, elsewhere it spreads in shadings that run from turquoise to deepest blue. The brown and grey borders of the agates frame each element and give rhythm to the composition: a mosaic of individual marvels that together form a surface of absolute enchantment. It is the most scenographic peak of the Michelessi collection of semi-precious slabs, composed in Italy from gems and coloured stones cut to astonish those who admire them, unique pieces derived from nature. And agate, with its characteristic transparency, gives its best with backlighting: lit from behind, this slab becomes a stained glass of luminous lagoons, a sky of water suspended in the wall. It is difficult to imagine a material more capable of making a space superlative.

Rose Quartz semi-precious slab, mosaic of translucent pink quartz from powder to coral, Michelessi

Rose Quartz

Rose Quartz, a dawn within a slab

Rose Quartz is a dawn made solid: tesserae of pink quartz compose themselves across the slab and cross it with shadings that run from the palest powder to coral rose, with islands of milk white opening breaths of light within the composition. The lens explores the surface and captures its suspended quality: rose quartz has a veiled transparency, like blown glass crossed by a sunset, and every tessera shows inner striations, hazes, small currents of colour moving in the depth of the crystal. It is a stone that has always spoken the language of sweetness: here, cut and composed into semi-precious slabs, that sweetness becomes architecture, surface, atmosphere. In natural light the slab vibrates with gentle reflections; with backlighting, which quartz welcomes splendidly, it becomes a wall of permanent dawn, a luminous rose that warms the space without ever overheating it. In the Michelessi collection of gems and stones composed into unique pieces derived from nature, Rose Quartz is at once the most delicate and the most surprising choice: a colour everyone knows, in a material no one expects. The result makes any room that receives it superlative.

Crystal Agate semi-precious slab, white crystalline agate sections with green and brown borders, Michelessi

Crystal Agate

Crystal Agate, corollas of frost

Crystal Agate is a field of frozen corollas: sections of agate with hearts of white crystal spread across the slab, and each is wrapped in fine borders in tones of sage green, brown and grey, drawing its profile like dark petals around a flower of frost. The camera lowers itself over this mineral flowering and discovers its finesse: within each section the quartz opens into minute crystals, radiating spokes converging towards the centre, transparencies that pass from pure white to the palest water green. The whole has a rare freshness: a natural palette of gentle whites and greens that brings light and quiet, far from all excess. This is the poetry of the Michelessi semi-precious slabs: gems and coloured stones such as agate, cut and composed to form surfaces whose fascination is designed to astonish, unique pieces derived from nature. And like all agates, this one too guards the gift of transparency: with backlighting every corolla ignites from within, and the slab becomes a luminous meadow suspended in the wall. For those who seek a fresh, natural preciousness, it is difficult to imagine a more elegant answer.

Project vision: lapis lazuli semi-precious slab, intense blue tesserae with golden pyrite flecks, Michelessi semi-precious stones

Lapis Lazuli — a Michelessi vision

Lapis, absolute blue flecked with gold

Lapis lazuli is the blue that made the history of art: the colour the masters reserved for their most precious skies lives here in its natural state, in a slab composed of hundreds of tesserae that decline every possible intensity of blue, from ringing cobalt to deepest night, crossed by white veils and dotted with golden flecks of pyrite that shine like the smallest stars. The camera immerses itself in this inverted firmament and never finds two tesserae alike: every fragment carries its own tempest of blue, its own pale clouds, its own constellations of gold. The whole is of an almost vertiginous richness: a surface that captures the gaze from afar and rewards it up close, detail after detail. In the Michelessi collection of semi-precious slabs, gems and hard stones are cut and composed by Italian craftsmanship into unique pieces derived from nature, capable of making a space superlative through their chromatic effects: lapis is their sovereign example. A wall, a counter, a backdrop in lapis lazuli is not a choice of furnishing: it is a declaration of love to the noblest colour the earth knows how to produce.

Petrified Wood semi-precious slab, fossil wood sections with amber and brown rings, Michelessi

Petrified Wood

Petrified Wood, wood that conquered time

Petrified Wood is the stone with the longest memory: sections of fossil wood compose themselves across the slab, and each displays its own rings of growth, concentric circles in tones of amber, brown, grey and rust red, drawn when these trunks were living trees, geological eras ago. The camera crosses the composition like a journey through time: here a pale heart surrounded by dense rings, there a petrified bark that preserves every wrinkle, elsewhere golden shadings where silica replaced the vegetable fibre and turned wood into gem. It is the absolute marvel of the semi-precious collection: a material that unites the warm familiarity of wood with the eternal permanence of stone, a unique piece derived from nature in the most literal way possible. Composed section by section with the patience of Italian craftsmanship, the slab becomes a mosaic of ancient trees: no other material brings into a space such a depth of story. Michelessi offers Petrified Wood to those who seek surfaces able to astonish and to endure: a counter, a wall, a backdrop that guards millions of years and delivers them, intact, to your everyday life. Time, here, has become beauty.

Bespoke

A wonder
entirely your own

A backlit counter, a wall of lapis lazuli, a mother-of-pearl top: tell us your idea, and we will turn it into a one-of-a-kind piece that no one else possesses.

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