El Rosario mountain, La Toma, Coronel Pringles Department, San Luis Province, Argentina
12 x 9 cm.
© Marcelo O. Olsina
Size: 9.5 x 6.5 cm.
Coralloid Calcite stalagtite. 30 x 50 cm.
9 x 6.5 cm.. Size of individual crystals: 3 x 1.5 cm.
12.5 x 80 cm.
Botroidal Calcite. 15 x 10 cm.
Santa Ana Pegmatite, Totoral pegmatitic field, Coronel Pringles Department, San Luis Province, Argentina
A fragment of qingheiite (green) and beusite (brown) nodule (10x5x1.5 cm). Photo and Collection Eligiusz Szełęg.
© Eligiusz Szełęg
size: 4 x 4 cm.
10 x 6 cm.
Black-green qingheiite. Collection and photo Giorgio Bortolozzi (specimen by H.Braith).
Green Onyx marble. This is the tipical color from San Luis. 18 x 14 cm.
Cerro Morro mine, La Esquina, General Pedernera Department, San Luis Province, Argentina
Masive Sphalerite. 7 x 5 cm.
Carolina, Coronel Pringles Department, San Luis Province, Argentina
Gold's sheet found in the sands of the river of this locality. Size: 0.7 x 0.45 cm.
© JCLodovichi
masive galena. the biggest is 6 x 5 cm.
Las Palomas Quarry, Coronel Pringles Department, San Luis Province, Argentina
14 x 11 x 6 cm.
1 or 2 mm Magnetite crystals found in the sands of "Amarillo" river, near Carolina.
San Ramon mine, Carolina, Coronel Pringles Department, San Luis Province, Argentina
4 x 4 cm.
El Trapiche, Coronel Pringles Department, San Luis Province, Argentina
Biotite on feldspar matriz. 7 x 7 aprox.
San Luis Province, Argentina
3 x 1.5
viewarea: 5 x 4 cm.
14 x 8.5 cm.
Alto Pencoso, Juan Martín Pueyrredón Department, San Luis Province, Argentina
A kind of botoidral gypsum. size: 11 x 7 cm.
San Juan quarry, Inti Huasi, Coronel Pringles Department, San Luis Province, Argentina
Hematite pseudomorphs after pyrite. 3 x 1 cm.
Mesilla del Cura, Las Chacras, San Martín Department, San Luis Province, Argentina
Sphalerite crystals (2.0 - 3.0 mm) on Milky Quartz. Sample size: 9.5 x 5.0 x 3.5 cm
13 x 8 cm.
Black Biotite on Quartz. 7 x 5 cm.
7 x 4.5 cm.
Layered Onyx Marble. size: 10.5 x 9.
Las Quijadas, Belgrano Department, San Luis Province, Argentina
Desert rose Gypsum with clay inclutions. 3.5 x 3.5 cm.
Dendritic manganese oxide. viewarea: 9 x 9 cm.
3.5 x 4 cm
5 x 9 cm.
A superb Smoky Quartz specimen which is not common in the zone. But it is not the unique. 11 x 10 cm.
fan shaped schorl crystals on a quartz matrix. view size: 3 x 2.5 cm.
Cañada Honda, Carolina, Coronel Pringles Department, San Luis Province, Argentina
Goethite after pyrite. 4.5 x 3 cm.
© Marcelo Olsina
9 x 11 cm.
6 x 5 cm.
Pink Quartz Geode found near Carolina parish. 5 x 4.5 cm.
Four almandine specimen I found in San Juan Mine. sizes are between 1.5 and 2.5 cm
fan shaped Schorl, 8 x 4 cm aproximatelly
Dellagiustaite type locality, Sierra de Comechingones, San Luis Province, Argentina
An 8 mm crystal of Hibonite in a cavity in a matrix comprised of a dense aggregate of red, platy crystals of Hibonite to 2 cm from an undisclosed locality in San Luis, Argentina. Specimen and photo: Knut Eldjarn.
© Knut Eldjarn
Arroyo Río Seco, Villa Larca, Chacabuco Department, San Luis Province, Argentina
Scattered of green Fluorite cut and polished.
Size: 8.5 x 6.2 x 5.0 cm.
Brown Beusite and dark green Qingheiite dimension area mm. 3 x 3 photo and collection Luigi Chiappino
14 x 9 cm.
Sololosta Mountain, Coronel Pringles Department, San Luis Province, Argentina
A schorl crystal covered with almandine. size: 8.5 x 6 cm.
Deep green Qingheiite in brown Beusite with Lithophilite. I'm led to believe that this sample was part of the original studied material and has been analysed extensively prior to my aquisition. The sample itself is fairly large; approximately 60mm x 40mm x 40mm. FOV 2mm Photo and Sample Liam Schofield
3.5 x 4.5 cm.
Desaguadero, Juan Martín Pueyrredón Department, San Luis Province, Argentina
"desert rose" Gypsum - 9 x 5 cm.
Field of view 4 cm - Photo & collection M.Mader
© Manfred Mader
10 x 11 cm.
10 x 8.5 cm.
5 x 4 cm.
Paso Grande, San Martín Department, San Luis Province, Argentina
Specimen size: 4.5 x 3.5 x 3.7 cm. The largest crystal is 1.8 cm (var. Schorl).
size: 3 x 3 cm.
La Marquesa mine, Villa Larca, Chacabuco Department, San Luis Province, Argentina
5.5 x 4 cm.
12 x 14 cm.
View area :6 x 5.5 cm.
size: 4.5 x 2 cm.
some Quartz on a conglomerated/sedimentary rock. View area: 5.5 x 7 cm.
9 x 4 cm.
4 x 1.5 cm.
Deep green Qingheiite in brown Beusite with Lithophilite. I'm led to believe that this sample was part of the original studied material and has been analysed extensively prior to my aquisition. The sample itself is fairly large; approximately 60mm x 40mm x 40mm. Photo and Sample Liam Schofield
size: 3.5 x 3 cm.
View area: 3 x 2 cm.
This sample is in fact found in El Arenal, nearby Carolina. Size: 10.3 x 6.8 x 5.4 cm. Size of the largest Quartz crystal: 1.5 cm. Size of the Pyrite's crystals: 1-2 mm.
size: 4.7 x 3.5 cm.
Specimen size: 10 cm.
La Viquita pegmatite, Sierra de la Estanzuela, Chacabuco Department, San Luis Province, Argentina
Dark brown-black mass FOV 4 x 3 mm Collection and photo Roberto Bosi
© Roberto Bosi
This photo is a BSE image of a thin section prepared from a specimen purchased from Gunnar Färber (at the Tucson show, February 2016). There appears to be some question as to whether this material is natural or a slag. Regardless of its origin, the unusual bulk composition and the very reduced nature is notable. A more detailed description of ...
© Frank K. Mazdab, 2016
Compenetrated crystals of almandine. Size: 6 x 4 cm.
Tilisarao, Chacabuco Department, San Luis Province, Argentina
Calcite on quartz. 8 X 6.5 CM.
Los Cerrillos, San Martín, San Martín Department, San Luis Province, Argentina
dimension area mm. 2 x 2 photo and collection Luigi Chiappino