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Opal from
Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy


01116540017867603742032.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
09408000017272048242483.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
05898000017272054227956.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
06985760017867605168156.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
08283710017362713074653.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
05265070017362713088811.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
00915550017867604921307.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
05813470017362713099776.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
02641620017272083572642.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
09408000017272048242483.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
05898000017272054227956.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
08598210017272054224150.jpg
Opal

Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
Locality type:Quarry
Classification
Species:Opal
Formula:SiO2 · nH2O
Habit:spherules
Colour:white, light blue
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Common
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
SEM-EDS
Infrared Spectroscopy
Raman Spectroscopy
Associated Minerals:
Associates:Baryte
Calcite
Melanophlogite
Quartz
Associated Minerals Based on Photo Data:
Baryte2
Calcite1
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Case Montanini quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
Photo GalleryView Gallery (32 photos)
Data Identifiers
Mindat Occurrence Record ID:266136
Long-form Identifier:1:3:266136:0
GUID (UUID V4):0
Nearest other occurrences of Opal
0.8km (0.5 miles) ⓘFaieto quarry, Sant'Andrea Bagni, Medesano, Parma Province, Emilia-Romagna, Italy
27.5km (17.1 miles) ⓘPerboni Q. 750, Corchia mine, Berceto, Parma Province, Emilia-Romagna, Italy
28.1km (17.5 miles) ⓘRio Bassi Stope, Corchia mine, Berceto, Parma Province, Emilia-Romagna, Italy
58.1km (36.1 miles) ⓘMonte Nero Mine, Rocchetta di Vara, La Spezia Province, Liguria, Italy
62.0km (38.5 miles) ⓘGambatesa Mine, Reppia, Ne, Genoa, Liguria, Italy
62.4km (38.7 miles) ⓘCassagna Mine, Ne, Genoa, Liguria, Italy
62.6km (38.9 miles) ⓘMolinello Mine, Ne, Genoa, Liguria, Italy
62.8km (39.0 miles) ⓘNascio, Ne, Genoa, Liguria, Italy
69.1km (42.9 miles) ⓘSasso Cinturino, Villa Collemandina, Garfagnana, Lucca Province, Tuscany, Italy
71.5km (44.4 miles) ⓘLucchetti Quarry (Strinato B Quarry; Strinato Quarry), Fantiscritti, Miseglia quarrying basin (Miseglia-Fantiscritti quarrying basin; Fantiscritti quarrying basin), Carrara, Massa-Carrara Province, Tuscany, Italy
References
Adorni, F., Tateo, F., Adorni, B. (2004): La melanoflogite di Case Montanini (S. Andrea Bagni, Medesano, Appennino parmense). Rivista Mineralogica Italiana, 28, 126-136.
 
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