New Idria District, Diablo Range, San Benito Co., California, USA

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Aegirine : NaFe³⁺[Si₂O₆]
	Dallas Gem Mine (Benitoite Mine; Benitoite Gem Mine; Gem Mine), Dallas Gem Mine area, San Benito River headwaters area, New Idria District, Diablo Range, San Benito Co., California, USA Dimensions: 1 1/2" x 1 3/4" Black radial sprays of aegirine crystals to 3/4" in natrolite on crossite Self collected 2007
© Len Pisciotta 2008	Photo ID: 147227 View Count: 189
Andradite : Ca₃Fe³⁺₂[SiO₄]₃
	Perovskite Peak (Perovskite Hill), New Idria District, Diablo Range, San Benito Co., California, USA View: 13 mm wide. Photograph by Peter Cristofono.
© 2004 Peter Cristofono	Photo ID: 14609 View Count: 428
Andradite : Ca₃Fe³⁺₂[SiO₄]₃
	New Idria District, Diablo Range, San Benito Co., California, USA Lustrous olive-green andradite garnet crystals in small pocket in matrix. The andradite crystals are safely protected in the pocket - all are complete and undamaged. Ex. A. Stevenson collection #131. Overall size of mineral specimen: 23x22x10 mm. Size of individual crystals: 1-2.5 mm.
© 2001 John H. Betts	Photo ID: 2064 View Count: 420
Andradite : Ca₃Fe³⁺₂[SiO₄]₃
	Yellow Cat Mine, New Idria District, Diablo Range, San Benito Co., California, USA Andradite (Var. Topazolite). Main crystal size: 0.6 x 0.6 cm. Specimen size: 8 x 6 x 3 cm.
© Javier Taguas	Photo ID: 62555 View Count: 258
Andradite : Ca₃Fe³⁺₂[SiO₄]₃, Andradite (Var: Topazolite) : Ca₃Fe³⁺₂[SiO₄]₃
	New Idria District, Diablo Range, San Benito Co., California, USA Gemmy and lustrous, golden-amber crystals of andradite variety topazolite nicely set on matrix from the Sam Nasser Collection. This is a relatively UNCOMMON andradite varietal and this specimen is from a renowned location - the New Idria District of San Benito County, California. SUPER THUMBNAIL! 2.0 x 1.8 x 1.4 cm
© Rob Lavinsky	Photo ID: 66648 View Count: 213
Andradite : Ca₃Fe³⁺₂[SiO₄]₃
	Yellow Cat Mine, New Idria District, Diablo Range, San Benito Co., California, USA Collected 1989 - Andradite var. Topazolite Specimen size: 6.5 cm x 5 cm x 3.9 cm. Crystals have an extremely high luster -- largest crystal about 9 mm. Collection of Len Pisciotta
© Len Pisciotta	Photo ID: 131620 View Count: 129
Andradite : Ca₃Fe³⁺₂[SiO₄]₃
	Perovskite Peak (Perovskite Hill), New Idria District, Diablo Range, San Benito Co., California, USA 1.5 mm crystal. Field collected by Nathan Martin. P. Cristofono photo.
© 2008 Peter Cristofono	Photo ID: 157159 View Count: 105
Andradite : Ca₃Fe³⁺₂[SiO₄]₃
	New Idria District, Diablo Range, San Benito Co., California, USA Andradite var. melanite on matrix. Scale at bottom of image is an inch with a rule at one cm. A fine specimen even if the picture is too dark. Retouching with photoshop helped a little, but not much.
	Photo ID: 217299 View Count: 20
Andradite (Var: Demantoid) : Ca₃Fe³⁺₂[SiO₄]₃
	Yellow Cat Mine, New Idria District, Diablo Range, San Benito Co., California, USA Nice plate of lustrous olive-brown demantoid garnet crystals to 2 mm on matrix covered with green diopside micro-crystals. Minimal damage. Nice showy specimen from the new find (1999) in this historic mining district. Overall size of mineral specimen: 6x3x1 cm. Size of individual crystals: 1-2 mm.
© 2001 John H. Betts	Photo ID: 424 View Count: 590
Andradite (Var: Demantoid) : Ca₃Fe³⁺₂[SiO₄]₃
	Yellow Cat Mine, New Idria District, Diablo Range, San Benito Co., California, USA Nice plate of lustrous olive-brown demantoid garnet crystals to 2 mm on matrix covered with green diopside micro-crystals. Looks beautiful under magnification. Nice showy specimen from the new find (1999) in this historic mining district. Overall size of mineral specimen: 5x3.5x3 cm. Size of individual crystals: 1-2 mm.
© 2001 John H. Betts	Photo ID: 968 View Count: 584