Zacatecas, Mexico

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Acanthite : Ag₂S
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico Group of acanthite crystals showing cubic crystal habit. Largest crystal is 2cm x 2cm. Specimen size, 4cm x 3cm. Brent Thorne specimen and photograph.
© Brent Thorne	Photo ID: 14359 View Count: 3940
Acanthite : Ag₂S, Stephanite : Ag₅SbS₄
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico Sharp, and very aesthetic, cluster of Argentite crystals after Stephanite. The largest crystal is about 1.8 cm, and all have an excellent luster. Better yet, the pseudos have retained the crystal edges and faces very nicely. A superb thumb, and much better in person. 2.4 x 1.8 x 1.1 cm
© Rob Lavinsky	Photo ID: 48325 View Count: 364
Acanthite : Ag₂S
	San Luis shaft, Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico An exquisite acanthite thumber, completely crystallized, with two crystals growing up off a “base” stalk. They don’t get much more aesthetic than this. A fullsized thumbnail. 2.4 x 1.8 x 0.6 cm
© Rob Lavinsky	Photo ID: 41461 View Count: 360
Acanthite : Ag₂S
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico Specimen is 1.5 cm high. Created with CombineZ5. Photo and collection, T. Peterson.
© Tony Peterson	Photo ID: 85570 View Count: 276
Acanthite : Ag₂S
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico 2.2 x 1.9 x 1.0 cm. A drop-dead gorgeous and aesthetic Fresnillo acanthite thumbnail. A super-sharp, lustrous, 1.1 cm, rounded acanthite crystal sits atop branching stalks of acanthite and is nicely accented by a bit of quartz. This showy piece has a very anthropmorphic look. The large crystal looks like a head.
© Rob Lavinsky	Photo ID: 154637 View Count: 136
Acanthite : Ag₂S, Calcite : CaCO₃
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico 3.5 x 2.8 x 2.0 cm. Isolated, super-sharp and lustrous acanthite cubes to 7 mm are jauntily perched on three-dimensional, contrasting calcite matrix on this showy and excellent specimen from the very rich and famous silver mines at Fresnillo, Mexico. Ex. Dave Stoudt Collection.
© Rob Lavinsky	Photo ID: 168825 View Count: 114
Acanthite : Ag₂S
	Proano Mine, Mun. de Fresnillo, Zacatecas, Mexico 2.8 x 1.6 x 1.2 cm. The piece is comprised of silvery pseudo-cubic acanthite crystals in an almost arborescent form. From Level 580 of the mine.
© Rob Lavinsky	Photo ID: 176670 View Count: 107
Acanthite : Ag₂S, Quartz : SiO₂
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico An outstanding crystallized matrix specimen for this species! A 7.7 x 7.6 x 6.9 cm matrix is hosting extremely bright and lustrous well crystallized acanthite forming a grouping measuring 3.6 x 3.1 x 1.3 cm in size. The acanthite crystals are set on a druse of micro crystalline colorless quartz. No damage. The specimen has been either repaired ...
© Diana & Dan Weinrich Minerals	Photo ID: 233585 View Count: 52
Acanthite : Ag₂S, Chalcopyrite : CuFeS₂
	Zacatecas, Mexico This specimen consists of a complex cluster of cubic Acanthite crystals in association with Chalcopyrite. The Acanthite crystals have numerous complexities, etching, and modifications. What appears to be damage in the pictures is actually just complex crystallography. There are also several instances where the Chalcopyrite has replaced some of the ...
© Jasun McAvoy	Photo ID: 255764 View Count: 24
Acanthite : Ag₂S
	Fresnillo de Gonzalez Echeverria (Fresnillo), Mun. de Fresnillo, Zacatecas, Mexico 3 x 2.0 x 1.2 cm. An extremely lustrous, elongated, hoppered crystal of exceptional quality for this classic silver area. It is complete-all-around. Ex. Laura and Stevia Thompson Collection.
© Rob Lavinsky	Photo ID: 257469 View Count: 14
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