Pascoite R060574

Name: Pascoite
RRUFF ID: R060574
Ideal Chemistry: Ca₃V⁵⁺₁₀O₂₈·17H₂O
Locality: Arrowhead Claim, Slick Rock, San Miguel County, Colorado, USA
Source: Michael Scott S100803 [view label]
Owner: RRUFF
Description: Orange vitreous crust
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

CHEMISTRY

RRUFF ID:	R060574.2
Sample Description:	Microprobe Fragment

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 785nm @ 100% of 500mW

DOWNLOADS:

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

POWDER DIFFRACTION

RRUFF ID:

R060574.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 19.65(1)Å b: 10.185(8)Å c: 10.956(8)Å
alpha: 90° beta: 120.79(2)° gamma: 90° Volume: 1884(3) 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 Pascoite
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]
Hillebrand W F, Merwin H E, Wright F E (1914) Hewettite, metahewettite and pascoite, hydrous calcium vanadates, Proceedings of the American Philosophical Society, 53, 31-54 [view file]
Swallow A G, Ahmed F R, Barnes W H (1966) The crystal structure of pascoite, Ca₃V₁₀O₂₈·17H₂O, Acta Crystallographica, 21, 397-405
Hughes J M, Schindler M, Francis C A (2005) The C2/m disordered structure of pascoite, Ca₃[V₁₀O₂₈]·17H₂O: bonding between structural units and interstitial complexes in compounds containing the [V₁₀O₂₈]^6- decavanadanate polyanion, The Canadian Mineralogist, 43, 1379-1386 [view file]
Locock A J, Piilonen P C, Ercit T S, Rowe R, Kolitsch U (2006) New mineral names, American Mineralogist, 91, 710-715 [view file]