Large Brazilian Smoky Quartz with a Striking Intergrown Crystal Formation Fantastic Sculptural Form with Deeply Striated Prismatic Crystal Faces - Height: 340 mm - Width: 190 mm- 4375 g - (1)





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A 4,375 g Brazilian black smoky quartz (morion) specimen features two large, deeply striated prismatic crystals intersecting in a sculptural form.
Description from the seller
Crossed Black Smoky Quartz from Brazil — This lot features an imposing specimen of black Smoky Quartz, known in its darkest variety as Morion, from Brazil. The specimen stands out for its rare and spectacular pairing of two large prismatic crystals, which grew intersecting one another to form a composition of exceptional sculptural impact. Mounted on a custom-made metal base, the specimen takes on the appearance of a natural work of art, a mineral monument that captures the essence of geological forces. The piece’s architecture is defined by a massive, vertically oriented main crystal, which serves as a pillar for a second, almost equally large crystal that joins it crosswise. This crossed growth, or “penetration,” creates a dynamic and powerful visual balance. The crystal surfaces offer an open book on their history: broad prismatic faces display a vitreous luster and are marked by dense horizontal striations, evidence of their growth process. Growth patterns and contact points with the parent rock can also be observed, attesting to its completely natural origin. The color is this quartz’s defining feature. It ranges from an intense smoky brown to a deep anthracite gray, culminating in sections that are almost entirely black, which justifies its classification as Morion. Although the crystal mass appears opaque, when illuminated by a powerful light source, the specimen reveals a surprising internal translucency, with warm tobacco tones emerging from its depths. This interplay between external darkness and inner light gives the piece a mysterious, magnetic appeal. Smoky Quartz, chemically silicon dioxide (SiO₂), owes its characteristic color to the natural irradiation of trace amounts of aluminum present in its crystal lattice. This process, which took place over millions of years within pegmatite veins, “colored” the crystal without altering its structure. The distinctive formation of crossed crystals is the result of specific conditions during crystallization, when the crystals had the space and time to develop freely until they met and interpenetrated in this unique configuration. Beyond its undeniable mineralogical interest, this specimen is an object of great aesthetic value. Its bold, almost architectural form, enhanced by the minimalist metal stand that elevates it and presents it as a sculpture, makes it a standout display piece. It is an ideal specimen for enhancing a high-end mineral collection, becoming the centerpiece of a modern Wunderkammer, or bringing a touch of primordial elegance to a study or contemporary interior design. It is important to note that the slight chips along the edges, internal fractures (the so-called “veils”), inclusions, and irregularities on the faces should not be considered defects, but rather the scars and imprints of its natural formation. These details tell the story of a mineral extracted from the heart of the Earth and give the specimen authenticity and uniqueness.
Seller's Story
Crossed Black Smoky Quartz from Brazil — This lot features an imposing specimen of black Smoky Quartz, known in its darkest variety as Morion, from Brazil. The specimen stands out for its rare and spectacular pairing of two large prismatic crystals, which grew intersecting one another to form a composition of exceptional sculptural impact. Mounted on a custom-made metal base, the specimen takes on the appearance of a natural work of art, a mineral monument that captures the essence of geological forces. The piece’s architecture is defined by a massive, vertically oriented main crystal, which serves as a pillar for a second, almost equally large crystal that joins it crosswise. This crossed growth, or “penetration,” creates a dynamic and powerful visual balance. The crystal surfaces offer an open book on their history: broad prismatic faces display a vitreous luster and are marked by dense horizontal striations, evidence of their growth process. Growth patterns and contact points with the parent rock can also be observed, attesting to its completely natural origin. The color is this quartz’s defining feature. It ranges from an intense smoky brown to a deep anthracite gray, culminating in sections that are almost entirely black, which justifies its classification as Morion. Although the crystal mass appears opaque, when illuminated by a powerful light source, the specimen reveals a surprising internal translucency, with warm tobacco tones emerging from its depths. This interplay between external darkness and inner light gives the piece a mysterious, magnetic appeal. Smoky Quartz, chemically silicon dioxide (SiO₂), owes its characteristic color to the natural irradiation of trace amounts of aluminum present in its crystal lattice. This process, which took place over millions of years within pegmatite veins, “colored” the crystal without altering its structure. The distinctive formation of crossed crystals is the result of specific conditions during crystallization, when the crystals had the space and time to develop freely until they met and interpenetrated in this unique configuration. Beyond its undeniable mineralogical interest, this specimen is an object of great aesthetic value. Its bold, almost architectural form, enhanced by the minimalist metal stand that elevates it and presents it as a sculpture, makes it a standout display piece. It is an ideal specimen for enhancing a high-end mineral collection, becoming the centerpiece of a modern Wunderkammer, or bringing a touch of primordial elegance to a study or contemporary interior design. It is important to note that the slight chips along the edges, internal fractures (the so-called “veils”), inclusions, and irregularities on the faces should not be considered defects, but rather the scars and imprints of its natural formation. These details tell the story of a mineral extracted from the heart of the Earth and give the specimen authenticity and uniqueness.

