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Adularia (Var: Valencianite) : KAlSi3O8 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico Large plate of sharp, white orthoclase (adularia) variety valencianite crystals. Minor colorless quartz crystals coat some surfaces. No damage. From the well known Lechner collection (Austrian), see article in Min. rec., Nov.-Dec., 1991, pp. 433-438. Ex. Lechner collection #4352 (ca. 1900, Austria). Overall size of mineral specimen: 7x7x2.5 cm. ... |
| © 2001 John H. Betts | Photo ID: 1887 View Count: 1127 |
Adularia (Var: Valencianite) : KAlSi3O8 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico Sample crystallized with 6,5x5,5x3cm - December of 1999 |
| © Martins da Pedra | Photo ID: 42057 View Count: 446 |
Adularia (Var: Valencianite) : KAlSi3O8 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico A large plate of lustrous crystals of the variety of Feldspar known as Valencianite, whose name comes from the mine that it was first identified from. This specimen features crystals measuring up to 3 centimeters, many of which exhibit a slight curvature. An excellent example of a lesser known variety of Feldspar. specimen size = 13 x 13.5 x ... |
| © Russell G. Rizzo | Photo ID: 136561 View Count: 163 |
Adularia (Var: Valencianite) : KAlSi3O8, Quartz : SiO2, Fluorite : CaF2 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico Delicate white-ish to clear quartz needles on well formed valencianite xls. Also present are light blue 2mm cubes of fluorite with dodecahedral edge modifications. #SC-14 in my collection. |
| Photo ID: 109876 View Count: 159 | |
Adularia (Var: Valencianite) : KAlSi3O8, Quartz : SiO2 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico With small quartz crystals. Size 15.5x7.5cm. Gerard van der Veldt collection and photo. |
| © G. van der Veldt | Photo ID: 116443 View Count: 158 |
Adularia (Var: Valencianite) : KAlSi3O8, Quartz : SiO2 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico A large plate of lustrous crystals of the variety of Feldspar known as Valencianite, whose name comes from the mine that it was first identified from. This specimen features crystals measuring up to 3 centimeters, many of which exhibit a slight curvature. In addition to the hundreds of millimeter-plus sized Quartz crystals, this specimen also ... |
| © Russell G. Rizzo | Photo ID: 140568 View Count: 136 |
Adularia (Var: Valencianite) : KAlSi3O8 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico A good sized plate of lustrous crystals of the variety of Feldspar known as Valencianite, whose name comes from the mine that it was first identified from. This specimen features crystals measuring up to 1.2 centimeters and are accented with numerous rosette-like sprays of Quartz as well as single quartz crystals measuring up to 1.7 centimeters. ... |
| © Russell G. Rizzo | Photo ID: 189728 View Count: 92 |
Adularia (Var: Valencianite) : KAlSi3O8 | |
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Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico A good sized plate of lustrous crystals of the variety of Feldspar known as Valencianite, whose name comes from the mine that it was first identified from. This specimen features crystals measuring up to 1.6 centimeters, many of which exhibit a slight curvature and are accented with many rosette-like sprays of Quartz. An excellent example of a ... |
| © Russell G. Rizzo | Photo ID: 189724 View Count: 88 |
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