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Apophyllite-(KF) Gallery

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Apophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Prehnite : Ca2Al2Si3O12(OH), Quartz : SiO2

Nasik quarry, Nasik District, Maharashtra, India

Sparkling specimen of lustrous, colorless fluorapophyllite crystals up to 25 mm and translucent, yellow, spherical prehnite crystals up to 9 mm diameter on matrix coated with small 1-2 mm quartz crystals. Very clean, no damage. Overall size of mineral specimen: 10x8x4 cm. Size of individual crystals: 1-25 mm.
 © 2002 John H. BettsPhoto ID: 7024    View Count: 414

Apophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Stilbite

Nasik quarry, Nasik District, Maharashtra, India

Large, pale green crystal of fluorapophyllite 42 mm on edge with several partially included crystals of pale pink stilbite up to 3 cm long. No damage. Overall size of mineral specimen: 6x5x4 cm. Size of individual crystals: 2-4 cm.
 © 2002 John H. BettsPhoto ID: 6238    View Count: 381

Multiple photos availableApophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Scolecite : Ca[Al2Si3O10] · 3H2O, Stilbite

Nasik quarry, Nasik District, Maharashtra, India

Your eyes are attracted by the softness and chromatic harmony of this combination of three minerals: white Stilbite and Scolecite with crystalline green Fluorapophyllite. All of this on a base that intensifies it even more, red due to the presence of iron oxides.

Nasik, Maharashtra India. Found in ±1994

Specimen size: 7 x 5 x 3 ...
 © fabreminerals.comPhoto ID: 56105    View Count: 212

Multiple photos availableApophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Stilbite

Nasik quarry, Nasik District, Maharashtra, India

Stalactitic growth done by crystals of nearly clearless Fluorapophyllite and some crystals of Stilbite lightly colored. Nucleus cementing the structure seems to be Quartz, which appear in some places as at the top of the sample where it forms little white needles.

Nasik, Maharashtra India. Found in ±2002

Specimen size: 14.5 x 6 x ...
 © fabreminerals.comPhoto ID: 56998    View Count: 211

Multiple photos availableApophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Stilbite

Nasik quarry, Nasik District, Maharashtra, India

Undoubtedly the most prominent aspect of the piece is its color. An intense and unusual orange color, affecting both the Fluorapophyllite and the Stilbite and contrasting with the matrix, dark in some places, white or pink in other. A very attractive ensemble.
Nasik, Maharashtra India (±2002)

Specimen size: 16 x 14.5 x 6 cm
 © fabreminerals.comPhoto ID: 57002    View Count: 199

Multiple photos availableApophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Stilbite

Nasik quarry, Nasik District, Maharashtra, India

Fluorapophyllite with Stilbite from Nasik, Maharashtra

I find it hard to imagine how something like this formed. The center, possibly of a Quartz stalactite, has been completely covered by Fluorapophyllite crystals of various sizes. A small brown Stilbite adds to the specimen.

Size:14.5 x 6 x 3.5 cm
 © fabreminerals.comPhoto ID: 55749    View Count: 198

Multiple photos availableApophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O, Stilbite

Nasik quarry, Nasik District, Maharashtra, India

Fluorapophyllite with Stilbite and inclusions from Nasik, Maharashtra

The crystals of Fluorapophyllite are tabular, which is not very common in Indian specimens. It is partially included by Chlorite and on a matrix of pink Stilbite.

Size:11 x 10 x 4 cm
 © fabreminerals.comPhoto ID: 56154    View Count: 191
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