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There are 21 products.
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Iridescent GOETHITE on Matrix — Cavo Mine, Elba Island, Tuscany, Italy
Extraordinary specimen of iridescent botryoidal goethite from the historic Miniera del Cavo, Isola d'Elba, one of Italy's most renowned mining localities. The specimen stands out for its botryoidal (grape-like) surface with a spectacular multicolour iridescence — blue, purple, green and golden reflections — making it a piece of great aesthetic impact and...
- New
Hematoid Quartz — Crystals on Matrix | Procchio, Elba Island, Italy
Hematoid Quartz on Matrix — Procchio, Isola d'Elba, Tuscany, Italy Quartz on matrix specimen from the renowned locality of Procchio, Isola d'Elba, one of Italy's most appreciated mineralogical sites. The specimen features numerous elongated prismatic quartz crystals with a characteristic yellow-amber/golden coloration, due to the presence of ferruginous...
- New
Nailhead calcite, San Giovanni Mining Area (SU), Sardinia - Italy
Nailhead Calcite — San Giovanni Mine, Bindua, Iglesias, Sardinia Outstanding specimen of scalenohedral calcite ("nailhead calcite") from the renowned San Giovanni Mine of Domusnovas, in the province of South Sardinia — one of the most iconic localities for this morphological variety in Italy and among the most sought-after worldwide by serious...
- New
Hematoid Quartz on Matrix — Procchio, Island of Elba, Tuscany, Italy
Hematoid Quartz on Matrix — Procchio, Island of Elba, Tuscany, Italy Charming specimen of hematoid quartz [SiO₂ with hematite/goethite inclusions] from Procchio, one of the classic localities on the Island of Elba for this variety — an island historically celebrated in mineralogy for the extraordinary diversity and quality of its minerals. The piece...
- New
Hemimorphite, San Giovanni Min. (SU) Sardinia - Italy
Hemimorphite on matrix — San Giovanni Mine, Bindua, Iglesias, Sardinia Fine specimen of hemimorphite [Zn₄Si₂O₇(OH)₂ · H₂O] from the historic San Giovanni Mine of Bindua, in the Iglesias mining district (Province of South Sardinia) — one of the classic localities for zinc minerals in Italy and Europe. Dimensions: 10 × 5 × 4 cm
- New
Quartz Crystal on Matrix — Monti Pisani, Tuscany, Italy
Quartz Crystal on Matrix — Monti Pisani, Tuscany, Italy Attractive specimen of quartz [SiO₂] from the Monti Pisani, a classic Tuscan locality situated between Pisa and Lucca. The piece presents itself as a group of prismatic crystals on matrix, displaying a vivid and characteristic intense orange-ochre coloration due to pervasive iron oxidation...
- New
Smithsonite red-orange, Min. San Giovanni (SU) Sardinia - Italy
San Giovanni Mine, Bindua, Iglesias, Province of South Sardinia, Sardinia, Italy Orange-Red smithsonite with a characteristic pearly appearance is dispersed and lines the cavities in the brown goethite. Dimensions: 7 x 6 x 4 cm
- New
Quartz Crystal — Monti Pisani, Tuscany, Italy
Quartz Crystal — Monti Pisani, Tuscany, Italy Attractive specimen of quartz [SiO₂] from the Monti Pisani, the hilly range situated between Pisa and Lucca in Tuscany — a classic Italian locality for this mineral. The specimen consists of a small group of prismatic crystals with well-developed terminations, displaying a warm honey-yellow to orange...
- New
Smithsonite, Min. San Giovanni (SU) Sardinia - Italy
San Giovanni Mine, Bindua, Iglesias, Province of South Sardinia, Sardinia, Italy Bluish-white smithsonite with a characteristic pearly appearance is dispersed and lines the cavities in the brown goethite. Dimensions: 7 x 7 x 5.5 cm