Bixbyite with Sturmanite and Calcite
As recorded:
N'Chwaning III Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa
44mm x 38mm x 27mm
Group of very sharp Bixbyite crystals, of cubic habit, very bright, on matrix, with Calcite and small Sturmanite crystals.
The specimen is from the Carles Manresa collection, whose label we will send to the buyer.
N'Chwaning III Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa
Specimen size: 4.4 × 3.8 × 2.7 cm = 1.73” × 1.50” × 1.06”
Main crystal size: 0.4 × 0.2 cm = 0.16” × 0.08”
Mineral(s)
Photo added to mindat.org
“Reference: MD64AK3
Group of very sharp Bixbyite crystals, of cubic habit, very bright, on matrix, with Calcite and small Sturmanite crystals.
The specimen is from the Carles Manresa collection, whose label we will send to the buyer.
N'Chwaning III Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa
Specimen size: 4.4 × 3.8 × 2.7 cm = 1.73” × 1.50” × 1.06”
Main crystal size: 0.4 × 0.2 cm = 0.16” × 0.08””
Jordi Fabre - 13th December 2021
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