Important Update News

The RRUFF Project (rruff.info) is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional.

We are grateful to NASA for the funding of this effort.

Meieranite R140947

Browse Search Results 
<< Previous |  Back to Search Results |  Next >> 
Record 3 of 5  


Name: Meieranite
RRUFF ID: R140947
Ideal Chemistry: Na2Sr3MgSi6O17
Locality: Wessels mine, Kalahari manganese field, Northern Cape Province, South Africa
Source: Jaco and Tania Janse van Nieuwenhuizen [view label]
Owner: RRUFF
Description: Aggregates of granular blue crystals, associated with massive pale green sugilite, prismatic grey aegirine and bladed white pectolite. Type sample
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Nordite (5) ]
CHEMISTRY 
RRUFF ID: R140947.2
Sample Description: Microprobe Fragment
Measured Chemistry: Na1.96(Sr2.91Ba0.03Ca0.03Pb0.02)Σ2.99(Mg0.62Mn0.28Co0.07Fe0.01)Σ0.98Si6.03O17 ; = bright phase. Grey phase is sugilite.
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R140947
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R140947.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.9380(2)Å    b: 10.4923(3)Å    c: 18.2560(6)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1520.50(8) Å3    Crystal System: orthorhombic
DOWNLOADS:

X Min:    X Max:    X Sort:
REFERENCES for Meieranite

Hålenius U, Hatert F, Pasero M, Mills S J (2015) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 25. New minerals and nomenclature modifications approved in 2015, Mineralogical Magazine, 79, 529-535   [view file]

Yang H, Gu X, Downs R T, Evans S H, Van Nieuwenhuizen J J, Lavinsky R M, Xie X (2019) Meieranite, Na2Sr3MgSi6O17, a new mineral from the Wessels mine, Kalahari Manganese Fields, South Africa, The Canadian Mineralogist, 57, 457-466   [view file]

Dal Bo F, Gulbransen E H, Friis H (2021) New data on nordite-(Ce) and the establishment of the nordite supergroup, Mineralogical Magazine, 85, 431-437