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Sample n° 9705

Minerals found in the sample

Mineral	Formula	Category	Subcategory	Importance
BRAZILIANITE	NaAl3(PO4)2(OH)4	phosphates	-	major
AMBLYGONITE	LiAl(PO4)F	phosphates	-	minor
LAZULITE	MgAl2(PO4)2(OH)2	phosphates	-	minor

Description

Description: block of mixed phosphates

Information: Fransolet, A.M., 1974. Etude Minéralogique et Pétrologique des Phosphates de Pegmatites Granitiques. Thèse de Docteur en Sciences, Université de Liège, Belgique, 317 pp. // Prado Araujo, F., Hulsbosch, N. & Muchez, P., 2021. High spatial resolution Raman mapping of complex mineral assemblages: application on phosphate mineral sequences in pegmatites. Journal of Raman Spectroscopy 52, 690-708. // Prado Araujo, F., Hulsbosch, N. & Muchez, P., 2023. Paragenesis and precipitation stages of Nb-Ta-oxide minerals in phosphorus-rich rare-element pegmatites (Buranga dike, Rwanda). American Mineralogist 108, 277-296.

Origin

• Country: Rwanda
• Region: Gisenyi
• Locality: Buranga

Specification

• Donors: Bertossa
  Donation year:
• Sampling year:
  Registration date:
• Quantity: 1
  Size: 2

• Dimension code 1>2>3: 3
  Quality code 1>2>3: 1
• Holotype: no
  Paratype: no
  Radioactive: no
• Thin section: no
  Chemical analysis: no
  X-Ray spectra: no

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