Junitoite R050154

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Record 17 of 459

		Name: Junitoite RRUFF ID: R050154 Ideal Chemistry: CaZn₂Si₂O₇·H₂O Locality: Christmas mine, Christmas, Gila County, Arizona, USA Source: Jim McGlasson Owner: RRUFF Description: Colorless thin hexagonal crystals and platy purple aggregates Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Not in a structural group (132) ]
Quick search: [ All Junitoite samples (2) ]

CHEMISTRY

RRUFF ID:	R050154.2
Sample Description:	Microprobe Fragment

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

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orientation angle.

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R050154

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

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	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R050154.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 12.5049(44)Å b: 6.3090(25)Å c: 8.5479(25)Å
alpha: 90° beta: 90° gamma: 90° Volume: 674.37(20)Å³ Crystal System: orthorhombic

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REFERENCES for Junitoite
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]
Williams S A (1976) Junitoite, a new hydrated calcium zinc silicate from Christmas, Arizona, American Mineralogist, 61, 1255-1258 [view file]
Hamilton R D, Finney J J (1985) The structure of junitoite, CaZn₂Si₂O₇·H₂O, Mineralogical Magazine, 49, 91-95 [view file]
Yang H, Jenkins N G, Downs R T (2012) Redetermination of junitoite, CaZn₂Si₂O₇·H₂O, Acta Crystallographica, E68, i73-i73 [view file]