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Hauerite [MnS₂] – A rare member of the Pyrite Group
Hauerite belongs to the Pyrite Group, a family of minerals sharing the same cubic crystal structure while differing in chemical composition. In the case of Hauerite, manganese replaces iron, giving rise to the rare manganese sulfide MnS₂.
From a crystallographic perspective, the species is known for developing octahedral, cubic, and cubo-octahedral crystals that are often remarkably sharp. However, the aesthetic quality of most specimens is compromised by the fragility of both the species itself and, above all, of the delicate matrix hosting it.
This is precisely why well-preserved historical Sicilian specimens occupy such a special position within advanced mineral collections. In this set, the combination of isolated crystals and matrix specimen allows the simultaneous observation of the different morphological expressions of Hauerite.
👉 This specimen is currently reserved. Contact us to discover other museum-level mineral specimens available through MCP.
💎 Hauerite set – Selected by Federico Pezzotta and Alessandro Paladini
📍 Destricella Mine, Raddusa, Catania, Sicily, Italy
📏 5,2 × 4,5 × 3,5 cm – Main crystal 3,2 cm
⚖️ 77 g
👨🏼🔬 MCP Lab – Preservation-focused preparation of a rare historical matrix specimen
📸 Photo @federico_picciani
#hauerite #pyritegroup #crystallography #sulfideminerals #mineralcollector #fineminerals #mcpitaly
![Hauerite [MnS₂] – A rare member of the Pyrite Group
Hauerite belongs to the Pyrite Group, a family of minerals sharing the same cubic crystal structure while differing in chemical composition. In the case of Hauerite, manganese replaces iron, giving rise to the rare manganese sulfide MnS₂.
From a crystallographic perspective, the species is known for developing octahedral, cubic, and cubo-octahedral crystals that are often remarkably sharp. However, the aesthetic quality of most specimens is compromised by the fragility of both the species itself and, above all, of the delicate matrix hosting it.
This is precisely why well-preserved historical Sicilian specimens occupy such a special position within advanced mineral collections. In this set, the combination of isolated crystals and matrix specimen allows the simultaneous observation of the different morphological expressions of Hauerite.
👉 This specimen is currently reserved. Contact us to discover other museum-level mineral specimens available through MCP.
💎 Hauerite set – Selected by Federico Pezzotta and Alessandro Paladini
📍 Destricella Mine, Raddusa, Catania, Sicily, Italy
📏 5,2 × 4,5 × 3,5 cm – Main crystal 3,2 cm
⚖️ 77 g
👨🏼🔬 MCP Lab – Preservation-focused preparation of a rare historical matrix specimen
📸 Photo @federico_picciani
#hauerite #pyritegroup #crystallography #sulfideminerals #mineralcollector #fineminerals #mcpitaly](https://www.mcp-italy.com/wp-content/plugins/custom-facebook-feed-pro/assets/img/placeholder.png)
1 CommentoComment on Facebook
Outstanding!
Hauerite [MnS₂] – The fragile memory of sulfur deposits
The Destricella Mine represents one of the world’s classic localities for Hauerite. The crystals formed within sulfur-rich clay layers, in a highly unusual geological environment capable of producing exceptionally sharp isometric crystals.
Paradoxically, the very conditions that allowed such defined crystal growth are also responsible for the rarity of complete specimens. The argillite hosting the crystals is unstable, delicate, and highly prone to disintegration. For this reason, most historical Sicilian specimens entered collections detached from their original matrix.
In this specimen, the matrix is not merely an aesthetic support, but a true geological testimony. It preserves the relationship between the crystal and its formation environment, allowing a far more complete reading of the genetic process that led to the formation of Hauerite.
👉 This specimen is currently reserved. Contact us to discover other museum-level mineral specimens available through MCP.
💎 Hauerite set – Selected by Federico Pezzotta and Alessandro Paladini
📍 Destricella Mine, Raddusa, Catania, Sicily, Italy
📏 5,2 × 4,5 × 3,5 cm – Main crystal 3,2 cm
⚖️ 77 g
👨🏼🔬 MCP Lab – Preservation-focused preparation of a rare historical matrix specimen
📸 Photo @federico_picciani
#hauerite #destricella #sicilyminerals #sulfides #mineralogy #rareminerals #mcpitaly
5 CommentiComment on Facebook
Price?
Hauerite....my fashion !!!!!
fantastico il campione su matrice! L'unico che mi sia passato sotto gli occhi
Bellissime e affascinanti nella loro somiglianza cristallografica e materica con la cafarsite
per museo di canneto avrei bisogno di una raccolta di minerali di manganese
Hauerite [MnS₂] – A complete reading of the species
This post presents three specimens of the same mineral: one matrix specimen and two isolated crystals. The decision to present them together comes from the desire to offer a complete reading of Sicilian Hauerite, simultaneously showing the relationship between the mineral and its formation environment alongside the different crystallographic expressions of the species.
Hauerite is in fact most commonly found as isolated crystals, detached from their original matrix and frequently incomplete. The extreme fragility of the argillite hosting them makes the preservation of the geological context particularly difficult.
Alongside the main specimen, the two isolated crystals allow a much clearer observation of the pure geometric forms characteristic of the species.
The dialogue between these elements creates a set that does not simply display three specimens, but reveals the different visual and scientific identities of Hauerite.
👉 This specimen is currently reserved. Contact us to discover other museum-level mineral specimens available through MCP.
💎 Hauerite set – Selected by Federico Pezzotta and Alessandro Paladini
📍 Destricella Mine, Raddusa, Catania, Sicily, Italy
📏 5,2 × 4,5 × 3,5 cm – Main crystal 3,2 cm
⚖️ 77 g
👨🏼🔬 MCP Lab – Preservation-focused preparation of a rare historical matrix specimen
📸 Photo @federico_picciani
#hauerite #rareminerals #sicily #crystals #mineralcollection #fineminerals #mcpitaly
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Hauerite [MnS₂] – Geometries preserved through time
There are minerals that immediately capture attention through color or brilliance. Hauerite belongs to a different category: minerals that reveal their strength through geometry, rarity, and the exceptional preservation of their geological context.
The centerpiece of this group is the matrix specimen from the historic Destricella Mine in Raddusa, one of the world’s most iconic localities for the species. The most extraordinary aspect of the piece is not only the remarkable size of the main crystal, but the exceptional preservation of its original matrix.
The argillite hosting these crystals is extremely friable and fragile; for this reason, historical specimens almost always lost their matrix either during extraction or over time. In this example, however, the relationship between the crystal and its geological environment remains surprisingly intact and readable.
👉 This specimen is currently reserved. Contact us to discover other museum-level mineral specimens available through MCP.
💎 Hauerite set – Selected by Federico Pezzotta and Alessandro Paladini
📍 Destricella Mine, Raddusa, Catania, Sicily, Italy
📏 5,2 × 4,5 × 3,5 cm – Main crystal 3,2 cm
⚖️ 77 g
👨🏼🔬 MCP Lab – Preservation-focused preparation of a rare historical matrix specimen
📸 Photo @federico_picciani
#hauerite #sicilyminerals #crystallography #sulfides #mineralcollection #fineminerals #mcpitaly
5 CommentiComment on Facebook
Prezzo, grazie
Fantástico cristal. Imposible hallarlo de semejante calidad
Only some comments on hauerite which is named after the Austrian geologists Joseph Ritter von Hauer (1778-1863) and Franz Ritter von Hauer (30.1.1822 - 20.3.1899) austria-forum.org/af/Wissenssammlungen/Mineralien/%C3%96sterreichische_Spezifika/Hauerit
Sehr schön und interessant Glückwunsch
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O R D E R F R O M C H A O S
MCP is proud to announce the acquisition of the Giazotto Collection, a world-class assemblage built through a lifetime of research guided by a vision capable of transforming the primordial disorder of matter into a rigorous, coherent, and deeply recognizable structure.
Each specimen is the result of a radical selection process shaped by mineralogical knowledge, aesthetic sensitivity, and an extraordinary ability to recognize rarity far beyond the immediate appearance of a piece. The collection was never conceived through accumulation, but through a precise curatorial approach in which every specimen interacts with the others, contributing to the construction of a unique and unrepeatable mineralogical architecture.
Exceptional crystallographies, rare mineral associations, historical localities, and reference-level specimens converge into a heritage that preserves not only collecting value, but also historical and scientific significance. Some specimens will intentionally remain hidden for some time. Others will progressively emerge, revealing the depth and uniqueness of this extraordinary acquisition.
For MCP, this moment represents far more than an achievement. It means embracing the curatorial responsibility of preserving, studying, and enhancing one of the most significant mineral collections to emerge in recent years within the international mineralogical landscape.
👉 Contact us to discover selected museum-level mineral specimens available through MCP.
💎 Giazotto Collection
📸 Video @federico_picciani
#fineminerals #mineralcollection #museumspecimen #crystallography #mineralogy
2 CommentiComment on Facebook
The pyromorphite looks incredible from Bunker Hill.
Quindi sara esposto al publico collezione di Adalberto Giazotto?