Cornetite - Mineral specimens search results

Mineral specimens search results

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Mineral specimens search results for [ Cornetite ]

Flattened radial aggregates of fine prismatic crystals showing a very deep blue color and a very good luster. They are on a rocky matrix with green surficial staining of an unidentified secondary mineral of copper. A classic of the mineralogy from the type locality for the species.
L'Etoile du Congo Mine, Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba) Democratic Republic of the Congo (Zaire)
Specimen size: 5.1 × 3.1 × 0.9 cm = 2.01” × 1.22” × 0.35”

CTC27ASN2: Cornetite with Goethite, Chrysocolla and Malachite

Botryoidal aggregates of Goethite, upon which a layer of intense blue Cornetite crystals has been deposited. Finally, Chrysocolla and Malachite crystals were deposited over the Cornetite crystals. This specimen comes from the L'Etoile du Congo Mine in the Congo, the type locality for this species. The specimen has been fully analyzed, and we will send a copy of the analysis to the buyer. It was part of the collection of Dr. José Manuel César Robles of Madrid, Spain.
L'Etoile du Congo Mine, Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba) Democratic Republic of the Congo (Zaire)
Specimen size: 5.6 × 3.1 × 2.5 cm = 2.20” × 1.22” × 0.98”

CTB90ASN2: Cornetite with Goethite, Chrysocolla and Malachite

Botryoidal aggregates of Goethite, upon which a layer of intense blue Cornetite crystals has been deposited. Finally, Chrysocolla and Malachite crystals were deposited over the Cornetite crystals. This specimen comes from the L'Etoile du Congo Mine in the Congo, the type locality for this species. The specimen has been fully analyzed, and we will send a copy of the analysis to the buyer. It was part of the collection of Dr. José Manuel César Robles of Madrid, Spain.
L'Etoile du Congo Mine, Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba) Democratic Republic of the Congo (Zaire)
Specimen size: 8.3 × 6.2 × 3.6 cm = 3.27” × 2.44” × 1.42”

E16EDH5: Cornetite with Malachite

Crystals are very bright and appear in radial groups. Some of these groups are deep uniform marine blue, some others have a clearer blue in zones near the center and are deeper on the edges. We call attention on the contrast with the deep green color of the Malachite base.
L'Etoile du Congo Mine, Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba) Democratic Republic of the Congo (Zaire)
Specimen size: 8.9 × 6.3 × 3 cm = 3.50” × 2.48” × 1.18”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

We work with the IMA approved names for minerals. If you are not sure of the IMA name for the mineral you are looking for you can select it from the following list


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