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Sample n° 4545

Minerals found in the sample

Mineral	Formula	Category	Subcategory	Importance
MONTEBRASITE	LiAl(PO4)(OH)	phosphates	-	major
WAVELLITE	Al3(PO4)2(OH)3•5H2O	phosphates	-	minor

Description

Description: white and pale green block (6 cm)

Information: Dubois, J., Marchand, J. & Bourguignon, P., 1972. Données minéralogiques sur la série amblygonite-montebrasite. Annales de la Société Géologique de Belgique 95, 285-310. // Fransolet, A.M. & Tarte, P., 1977. Infrared spectra of analyzed samples of the amblygonite-montebrasite series : a new rapid semi-quantitative determination of fluorine. American Mineralogist 62, 559-564.

Origin

• Country: Rwanda
• Region: Gitarama
• Locality: Lemera

Specification

• Donors: Polinard
  Donation year: 1954
• 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: yes
  Chemical analysis: no
  X-Ray spectra: no

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