Xanthoconite

Comments: Wine-colored, tabular crystal of xanthoconite on matrix.
Location: Schlema, Schlema-Hartenstein area, Erzgebirge, Saxony, Germany. Scale: Picture size 2.5 mm.
© Thomas Witzke / Abraxas-Verlag

Xanthoxenite

Comments: Xanthoxenite crystalline coating.
Location: Palermo Mine, North Groton, Grafton County, New Hampshire, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Xenotime-(Y)

Comments: Dark brown colored Xenotime-(Y) crystal.
Location: Hurricane Mountain, Conway, Carroll County, New Hampshire, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Xilingolite

Comments: Elongate and striated crystal of xilingolite, roughly 2 mm long, on galena showing an octahedral cleavage, together with quartz. (CanMin, v 39, p 1665).
Location: Found on dumps excavated during tunnel construction between Mittal and Hohtenn in Valais, Switzerland. Scale: Picture Size 4 mm.
© Canadian Mineralogist

Xocomecatlite

Comments: Green botryoidal xocomecatlite coatings.
Location: Mina Bambollita, Moctezuma, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Xocomecatlite

Comments: Green spheroidal crystals to 0.5 mm of very rare xocometcatlite.
Location: Centennial-Eureka mine, Tintic district, Utah, USA. Scale: Picture size 2 mm.
© Tom Loomis / Dakota Matrix

Xonotlite

Comments: Tufts of hair-like Xonotlite crystals on datolite rich matrix.
Location: Kalahari Manganese Field, Kuruman Hills, Cape Province, South Africa. Scale: 5.5 x 3.7 cm.
© John Veevaert

Xonotlite

Comments: White fibrous crystals of xonotlite to 1mm in a vug.
Location: Christmas mine, Gila Co., Arizona, United States. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix