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X Index of Mineral Species

This alphabetical listing of X minerals include synonyms of accepted mineral names, pronunciation of that name, name origins, and locality information. Visit our expanded selection of mineral pictures.

LEGEND
	Minerals identified with this icon have a sound file, courtesy of The Photo-Atlas of Minerals, which gives the pronunciation of the mineral name.
	Minerals identified with this icon have an image or picture in the database which may be viewed.
	Minerals identified with this icon have a Java crystal form, created with the program JCrystal, which can be manipulated and rotated.
	This icon links the mineral to the locality-rich information contained in Mindat.org.
	Minerals identified with this icon are radioactive. - Detectable with very sensitive instruments, - very mild, - weak, - strong, - very strong, - dangerous.
*	Mineral Name is Not IMA Approved.
!	New Dana Classification Number Has Been Changed or Added.
?	IMA Discredited Mineral Species Name.

Xanthiosite     Ni3(AsO4)2

Xanthoconite     Ag3AsS3 NAME ORIGIN: From the Greek xanthos, "yellow" and konis "powder."

Xanthophyllite *  (see Clintonite ) See Also: GOOGLE, Athena, MinDAT, MinMax

Xanthoxenite     Ca4Fe+++2(PO4)4(OH)2·3(H2O)

Xenotime-(Y)     YPO4 NAME ORIGIN: From the Greek xenos - "foreign" and time - "honor."

Xenotime-(Yb) !     YbPO4 NAME ORIGIN: Named after its composition and relationship with xenotime-(Y).

Xiangjiangite     (Fe+++,Al)(UO2)4(PO4)2(SO4)2(OH)·22(H2O) NAME ORIGIN: Named after the locality. LOCALITY: Xiangjiang River, Hunan, China.

Xifengite     Fe5Si3 NAME ORIGIN: Named for the eastern passageway, Xifengkou, of the Great Wall of China.

Xilingolite     Pb3Bi2S6 NAME ORIGIN: Named for the locality. LOCALITY: Chaobuleng district, Xilingola League, Inner Mongolia, China.

Ximengite     BiPO4

Xingzhongite     (Pb,Cu,Fe)(Ir,Pt,Rh)2S4 NAME ORIGIN: Named for the unspecified locality. LOCALITY: China.

Xitieshanite     Fe+++(SO4)(OH)·7(H2O)

Xocomecatlite     Cu3Te++++++O4(OH)4 NAME ORIGIN: Named for the Nahuatl for "bunches of grapes", in allusion to the appearance of the green spherules of the mineral.

Xonotlite     Ca6Si6O17(OH)2 NAME ORIGIN: Named for the locality. LOCALITY: Tetela de Xonotla, Puebla, Mexico.

Xyloretinite-C10H17O *  (see Amber ) See Also: GOOGLE, Athena, MinDAT, MinMax

(* - Mineral Name is Not IMA Approved)
(! - New Dana Classification Number Has Been Changed or Added)
(? - IMA Discredited Mineral Species Name