Verplanckite R050265

Name: Verplanckite
RRUFF ID: R050265
Ideal Chemistry: Ba₄Mn²⁺₂Si₄O₁₂(OH,H₂O)₃Cl₃
Locality: Big Creek, Fresno County, California, USA
Source: Marcus Origlieri
Owner: RRUFF
Description: Brownish orange disseminated grains
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

CHEMISTRY

RRUFF ID:	R050265.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	(Ba_3.93Na_0.06Ca_0.01)(Mn²⁺_1.27Fe_0.39Ti_0.27Mg_0.07)(Si_3.95Al_0.05)O₁₂((H₂O)_1.57(OH)_1.43)(Cl_2.17(OH)_0.83); (OH) estimated by charge balance; H₂O by difference
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

DOWNLOADS:

	Raman Data (Processed)
	RRUFF File
	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R050265.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 16.28(2)Å b: 16.28(2)Å c: 7.166(6)Å
alpha: 90° beta: 90° gamma: 120° Volume: 1645.2(7)Å³ Crystal System: hexagonal

File Type Information

Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

DOWNLOADS:

	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Verplanckite
American Mineralogist Crystal Structure Database Record: [view record]
Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]
Alfors J T, Putman G W (1965) Revised chemical analyses of traskite, verplanckite and muirite from Fresno County, California, American Mineralogist, 50, 1500-1503 [view file]
Alfors J T, Stinson M C, Matthews R A, Pabst A (1965) Seven new barium minerals from eastern Fresno County, California, American Mineralogist, 50, 314-340 [view file]
Kampf A R, Khan A A, Baur W H (1973) Barium chloride silicate with an open framework: verplanckite, Acta Crystallographica, B29, 2019-2021