Ima, R140947 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Meieranite R140947

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:	Na_1.96(Sr_2.91Ba_0.03Ca_0.03Pb_0.02)_Σ2.99(Mg_0.62Mn_0.28Co_0.07Fe_0.01)_Σ0.98Si_6.03O₁₇ ; = bright phase. Grey phase is sugilite.
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented Raman on the primary sample

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orientation angle.

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

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	Raman Data (Processed)
	RRUFF File

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

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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

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