W(OH, F, Cl)-dominant amphibole R070431 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

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Rruffite R070431

Name: Rruffite
RRUFF ID: R070431
Ideal Chemistry: Ca₂Cu(AsO₄)₂·2H₂O
Locality: Maria Catalina mine, Pampa Larga Mining District, Tierra Amarilla, Copiapo Province, Chile
Source: Bob Jenkins
Owner: RRUFF
Description: Pale blue blocky crystals associated with green conichalcite, R070430, and pale blue granular barahonite-(Al). This is the type sample.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Mineral Group: [ Roselite (18) ]

Quick search: [ All Rruffite samples (2) ]

CHEMISTRY

RRUFF ID:	R070431.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	Ca_2.00Cu_1.00(As_1.00O₄)₂ · 2H₂O ; trace amounts of Fe, S, Al, Mg; H2O estimated by difference
Microprobe Data File:	[ Download Excel File ]

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented Sample

DOWNLOADS:

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

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R070431

Wavelength:

Sample Description:

Unoriented Sample

Instrument settings:

Thermo Almega XR 532nm @ 25% of 150mW

DOWNLOADS:

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

POWDER DIFFRACTION

RRUFF ID:

R070431.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 5.8618(2)Å b: 12.7854(5)Å c: 5.7025(2)Å
alpha: 90° beta: 109.425(2)° gamma: 90° Volume: 403.05(3)Å³ Crystal System: monoclinic

File Type Information

Calculated diffraction file.

File Type Information

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

DOWNLOADS:

	DIF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Rruffite
American Mineralogist Crystal Structure Database Record: [view record]
Yang H, Jenkins R A, Downs R T, Evans S H, Tait K T (2011) Rruffite, Ca₂Cu(AsO₄)₂·2H₂O, a new member of the roselite group, from Tierra Amarilla, Chile, The Canadian Mineralogist, 49, 877-884 [view file]

REFERENCES for Rruffite

American Mineralogist Crystal Structure Database Record: [view record]

Yang H, Jenkins R A, Downs R T, Evans S H, Tait K T (2011) Rruffite, Ca₂Cu(AsO₄)₂·2H₂O, a new member of the roselite group, from Tierra Amarilla, Chile, The Canadian Mineralogist, 49, 877-884 [view file]