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Sample n° 655
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
BUTTGENBACHITE | Cu36(NO3)2Cl8(OH)62nH2O | nitrates | - | major |
LIKASITE | Cu3(NO3)(OH)52H2O | nitrates | - | major |
ATACAMITE | Cu2Cl(OH)3 | halides | - | minor |
BROCHANTITE | Cu4(SO4)(OH)6 | sulfates | - | minor |
CUPRITE | Cu2O | oxides and hydroxides | - | minor |
Description
Description:
geodes with blue needles (buttgenbachite) and blue tabular crystals (likasite)
Information:
neotype of likasite (IMA Catalogue of Type Mineral Specimens) // Deliens, M., 1973. La likasite de Likasi (République du Zaïre). Bulletin de la Société Française de Minéralogie et de Cristallographie 96, 143-145. // Declercq, J.P., Germain, G. & Piret, P., 1977. Composition et structure de la likasite, Cu3P2H3(NO3)(OH)2.H2O. Acta Crystallographica B33, 1422-1427. // original publication - Schoep, A., Borchert, W. & Kohler, K., 1955. La likasite Cu12(OH)14(NO3)4(PO4)2, nouveau minéral. Bulletin de la Société Française de Minéralogie et de Cristallographie 78, 84-88. // buttgenbachite description - Schoep, A., 1927. Descrption de cristaux de quelques minéraux du Congo belge (linnéite, rutile, cassitérite, uraninite et buttgenbachite). Annales de la Société Géologique de Belgique 50, 216-222. [letter from A. Schoep to L. de Dorlodot, June 27 1927, RMCA archive file DG 73]
Origin
- Country: Congo (RDC)
- Region: Katanga
- Locality: Likasi
Specification
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Donors: UMHKDonation year: 1926
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Sampling year:Registration date:
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Quantity: 1Size: 2
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Dimension code 1>2>3: 1Quality code 1>2>3: 1
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Holotype: noParatype: yesRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no