Constituent Rossite mineral of V(V), CaV2O6.H2O | SSHADE

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Constituent

Name: Rossite mineral of V(V), CaV2O6.H2O
IMA name: Rossite

Class: non-silicate mineral
Compound type: vanadate

Constituent abundance in material

Relevance: main - major
Arrangement: single phase
Mass fraction: 1.0

Chemical composition

Formula: $Ca(VO_3)_2 \bullet 4(H_2O)$
Chemical formula: CaV2O6•4(H2O)
Elemental formula: (Ca2+) V2 O10 H8
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Isotope mole fraction	State	Relevance
	$Ca^{2+}$	Calcium cation	element	1		constituent cation	main
	$V$	Vanadium	element	2		constituent element	main
	$O$	Oxygen	element	6		constituent element	main
	$H_2O$	Water	molecule	4		hydration	main

Chemical functions and bonds

Chemical functions

	Function	Number	Relevance
	$R-OH$	2	main

Chemical bonds

	Bond	Number	Relevance
	$V-O$	8
	$-O-H$	2	main

Oxides composition

Oxides

Formula	$CaO$	$V_{2}O_{5}$	$H_{2}O$
Mass fraction (%)	18.09	58.67	23.24

Classifications

Strunz

Class: oxides - hydroxides - arsenites (04)
Division: V[5+,6+] vanadates (04.H)
Family: Inovanadates (04.HD)
Code: 04.HD.05

Dana

Major class: phosphates, arsenates, vanadates (VII)
Class: vanadium oxysalts (47)
Type: Normal Anhydrous (47.01)
Group: Munirite group (47.01.01)
Code: 47.01.01.01

Phase type: crystalline

Crystallography

Crystal system: triclinic
Crystal class: pinacoidal
Crystal class symbol: -1 (Ci)
Crystal spacegroup: P-1

Texture: polycrystalline

Physical properties

Molar mass: 310.02 $g/mol$
Density: 2.45 $g/cm^3$

Optical properties

Refringence type: biaxial
Refringence sign: negative
Birefringence: 0.130
Refraction index $n_{\alpha}$: 1.71
Refraction index $n_{\beta}$: 1.77
Refraction index $n_{\gamma}$: 1.84
Dispersion V: relatively strong
Color: yellow
Diaphaneity: transparent
Luster: vitreous