The Core of Expominer Virtual

XM80EJ

Group of smoky Quartz crystals with sharp crystal forms, transparent, very lustrous, and with a deep color.

Vorderes Galmihorn, Bächi Valley, Reckingen, Grafschaft, Goms, Wallis (Valais) Switzerland (2010)

Specimen size: 6 x 3.8 x 5.1 cm

Main crystal size: 4.3 x 1.6 cm

XM80NA

Group of dodecahedral crystals of Fluorite with small cube faces at the vertices. One of the crystals is clearly dominant, aerial, transparent, lustrous and colorless. On matrix, with Calcite.

Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai Russia (2009)

Specimen size: 3.2 x 2.8 x 3 cm

Main crystal size: 2 x 1.8 cm

XM70TKA

Group of Datolite crystals with very well defined faces and edges, transparent, lustrous and with a green color with slightly bluish reflections. On matrix, with white Quartz crystals.

Bor Pit, Dalnegorsk B deposit, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai Russia

Specimen size: 7.8 x 6.4 x 2.3 cm

Main crystal size: 2.2 x 1.2 cm

XM90EP

Floater group of Azurite crystals with distinct polycrystalline surfaces, bright luster and a very vivid color, with Malachite.

Bou Beker, Touissit-Bou Beker mining district, Jerada Province, Oriental Region Morocco (03/2008)

Specimen size: 3.7 x 3 x 2.9 cm

XM125NE

Group, on matrix, of very sharp Azurite crystals, one of them clearly dominant and partially doubly terminated, translucent, with bright luster and a very vivid color.

Kerrouchen, Khénifra Province, Beni Mellal-Khenifra Region Morocco (2007)

Specimen size: 5.4 x 3.2 x 2.2 cm

Main crystal size: 4.7 x 1.9 cm

XM70ED

Fanlike groups of snowy white acicular crystals of Bultfonteinite replacing the faces of short elongated crystals of Hydroxyapophyllite-(K) which has a pseudocubic habit. In some cases the replacement is deeper and forms a more or less complete pseudomorph of the preexisting Hydroxyapophyllite-(K). All are on a matrix of clear, complex, crystals of Calcite.
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N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa

Specimen size: 3.3 x 3.1 x 1.7 cm

Main crystal size: 1.4 x 1.1 cm

Analyzed

XM220ED

Topaz crystal with sharp crystal forms, excellent terminations, transparent, with good luster and an intense color. Of the saramenha type ("imperial", in Spanish language)

Ouro Preto, Minas Gerais Brazil

Specimen size: 2.5 x 1.5 x 1 cm