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Neptunite from
California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria Mining District, San Benito Co., California, USA

Locality type:Mine
Classification
Species:Neptunite
Formula:Na2KLiFe22+Ti2Si8O24
Confirmation
Validity:Believed Valid
References
References:Louderback, George Davis & Walter C. Blasdale (1907), Benitoite, a new California gem mineral, with chemical analysis by Walter C. Blasdale: University of California, Department of Geological Sciences Bulletin: 5: 149-153; Arnold, Ralph (1908), Notes on the occurrence of the recently described gem material, benitoite: Science, new series: 27: 312-314; Ford, William Ebenezer (1909), Neptunite crystals from San Benito, California: American Journal of Science, 4th. Series: 27: 235-240; Louderback, George Davis & Walter C. Blasdale (1909), Benitoite, its mineralogy, paragenesis and mode of occurrence: University of California, Department of Geological Sciences Bulletin: 5: 354; Schaller, Waldemar Theodore (1911d), Notes on neptunite: USGS Bulletin 490: 55-57; Buttgenbach, H. (1937-38), Sur un crystal de neptunite: Soc. Geol.. de Belgique Liege Annales: 61: 324-325; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 102; Wise, W.S & Gill, R.H. (1977): Minerals of the Benitoite Gem mine. Mineralogical Record 8, 442-452; William S. Wise (1982) Strontiojoaquinite and bario-orthojoaquinite: two new members of the joaquinite group . American Mineralogist 67:809-81
Associated Minerals:
Associates:Aegirine
Albite
Anatase
Baotite
Benitoite
Chalcocite
Digenite
Joaquinite-(Ce)
Jonesite
Natrolite
Associated Minerals Based on Photo Data:
Benitoite315 photos of Neptunite associated with Benitoite at this locality.
Natrolite222 photos of Neptunite associated with Natrolite at this locality.
Joaquinite-(Ce)99 photos of Neptunite associated with Joaquinite-(Ce) at this locality.
Crossite28 photos of Neptunite associated with Crossite at this locality.
Djurleite10 photos of Neptunite associated with Djurleite at this locality.
Joaquinite Group5 photos of Neptunite associated with Joaquinite Group at this locality.
Glaucophane4 photos of Neptunite associated with Glaucophane at this locality.
Bario-orthojoaquinite2 photos of Neptunite associated with Bario-orthojoaquinite at this locality.
Jonesite2 photos of Neptunite associated with Jonesite at this locality.
Digenite1 photo of Neptunite associated with Digenite at this locality.
Data
Mineral Data:Click here to view Neptunite data
Locality Data:Click here to view California State Gem Mine (Dallas Gem Mine; Benitoite Mine; Benitoite Gem Mine; Gem Mine), Santa Rita Peak, New Idria Mining District, San Benito Co., California, USA
Photo GalleryView Gallery (187 photos)
Nearest other occurrences of Neptunite
9.4km (5.8 miles) Victor claim (Victor Mine), Picacho Peak, New Idria Mining District, San Benito Co., California, USA
9.5km (5.9 miles) Mina Numero Uno, Picacho Peak, New Idria Mining District, San Benito Co., California, USA
11.4km (7.1 miles) Junnila Mine (Junnila claim), Santa Rita Peak, New Idria Mining District, San Benito Co., California, USA
 
Mineral and/or Locality  
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