Heulandite

  
Origin: Jalgaon, Maharashtra, India
Sample size: 7.8 x 6.8 x 6.3 cm
 
  
Origin: near Prato Branco, Parana, Brazil
Sample size: 20 x 25 x 23 mm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
  
Heulandite on quartz matrix
  
Heulandite and stilbite on apophyllite on calcite
Origin: Jalgaon, Maharashtra Province, India
Sample size: 13.3 x 9.6 x 5.7 cm (top/2nd row), 9.6 x 6.6 x 4.4 cm (3rd/bottom row)
 
  
Heulandite on chalcedony
Origin: Nasik, Maharashtra, India
Sample size: 9.4 x 6.9 x 4.2 cm
 
  
  
Heulandite included by celadonite
Origin: Ahmednagar, Maharashtra, India
Sample size: 7.2 x 4.5 x 4.2 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

Back to Page 1     Page 2     Page 3     Page 4     Page 5     Page 6     Page 7     Page 8     Page 10     Page 11     Page 12     Page 13     Page 14

Page 15     Page 16     Page 17

Back to Alphabetical list Physical, chemical and crystallographic description Optical properties/Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra