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Franckeite var Potosiite San Jose Mine, Oruro Oruro Department, Bolivia Taille=7.5 x 4.6 cm

Franckeite var Potosiite San Jose Mine, Oruro Oruro Department, Bolivia Taille=7.5 x 4.6 cm

VIVIANITE Huanuni Mine, Huanuni, Dalence Province, Oruro Department, Bolivia  As Vivianite specimens go, this is a monster. The longest crystal in the group is a whopping 13.38 inches (34 cm) in length - well over a foot! The color is deep green with blue overtones, and there are transparent sections. There is a small amount of typical Sulfide matrix and minor indications of wall contact on the backside along with a certain amount of nicks on a few exposed edges.

VIVIANITE Huanuni Mine, Huanuni, Dalence Province, Oruro Department, Bolivia As Vivianite specimens go, this is a monster. The longest crystal in the group is a whopping 13.38 inches (34 cm) in length - well over a foot! The color is deep green with blue overtones, and there are transparent sections. There is a small amount of typical Sulfide matrix and minor indications of wall contact on the backside along with a certain amount of nicks on a few exposed edges.

Ametrine / Anahi Mine, Bolivia

ametrine - my spirit stone (not birth stone)

A love for minerals

hematitehearts: Vivianite Morococala Mine, Santa Fe Mining District, Dalence Province, Oruro Department, Bolivia on Natures Doorways

Natural Ametrine Crystals.

Natural Ametrine Crystals / Mineral Friends This is what it looks like when it comes out of the ground in Bolivia.

Vivianite from Huanuni Mine, Dalence Prov., Oruru Department, Bolivia [db_pics/pics/sa595b.jpg]

Vivianite from Huanuni Mine, Dalence Prov.

A juicy, brilliantly colored phosphophyllite crystal with absolutely top gemminess and brightness to it. It is a DOUBLE TWIN - it has four separate twinned crystals grown together and diverging at the top in a very complex termination

Phosphophyllite: a zinc mineral. The finest phosphophyllite crystals come from Bolivia, but it is no longer mined there. Other sources include New Hampshire, USA and Germany.

Phosphophyllite / Mineral Friends <3

Panoramio - Photo of Rock, Garni, Armenia

25.08ct Bi-Color Ametrine from Bolivia  Nearly all ametrine comes from the Anahi mine in southeastern Bolivia.   Amethyst and citrine are both quartz. It is rare for both colours of quartz to be found in the same crystal. Citrine and amethyst are colored by traces of iron, but the color of the zones visible within ametrine are due to differing oxidation states of iron within the crystal. The different oxidation states occur due to temperature differences across the crystal during its…

25.08 ct Bi-Color Ametrine

Ametrine Carat Oval from Bolivia Natural and Untreated Gemstone

Bolivian Vivianite on Red Sandstone Matrix # BV01       From Desert Winds Gems and Minerals              via Harriet Swindell

Bolivian Vivianite on Red Sandstone Matrix # From Desert Winds Gems and Minerals via Harriet Swindell

Vivianite crystal, without matrix from Bolivia. DerHammerStein Auction

Vivianite crystal, without matrix from Bolivia.

Bournonite et Pyrite. Viboras Mine, Machacamarca, Bolivie Taille=4.2 x 4 x 1.9 cm Photo Mark Wrigley

Bournonite, and Pyrite, Viboras Mine, Machacamarca, Bolivia.

Phosphophyllite - Cerro de Potosí (Cerro Rico), Potosí City, Potosí Department…

Phosphophyllite - Cerro de Potosí (Cerro Rico), Potosí City, Potosí Department, Bolivia Striking single crystal of a species that has become a holy grail in the mineral world.

Copper Pseudomorph after Aragonite (Stereo Pair). by Stan Celestian Corocoro, Bolivia

Locality: Corocoro, Bolivia Size: Crystal is inches wide Catalog:

Ludlamite from Huanuni Mine, Oruro Dept., Bolivia

Ludlamite from Huanuni Mine, Oruro Dept.

Tungstite Calacalani, Bolivia Taille=5 mm Collection et photo Thomas Witzke

Calacalani, Bolivia mm Collection et photo Thomas Witzke

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