Brookite

  
Brookite on quartz
Origin: Magnet Cove, Hot Spring Co., Arkansas, U.S.A.
Owner: Milton Speckels
Microscopic image, 5.4 x (left) and 4.6 x (right)
 

Photo courtesy of: 

Milton Speckels

Photo-Atlas of Minerals

 

1 mm crystal group
0.7 mm crystal
Origin: Shap Pink Quarry, Shap, Eastern Fells, Cumbria, England, UK
Owner: Steve Rust
 
0.8 mm brown brookite crystal on quartz with clinochlore
Origin: Meldon (British Rail) Quarry, Okehampton, Devon, England, UK
Owner: Steve Rust
 

Photo courtesy of: 

Steve Rust

 

  
Origin: Dodo, Polar Ural Mtns., Russia
Sample size: 5.5 x 4.5 x 0.3 cm
 
  
Origin: Dodo Mine, Subpolar Urals, Russia
Sample size: 3.3 x 2.3 x .1 cm
 
  
Brookite cyclic twin
Origin: Magnet Cove, Arkansas, U.S.A.
Sample size: 1.8 x 1.5 x 1.5 cm
 
Origin: Magnet Cove, Arkansas, U.S.A.
Sample size: 2 x 1.8 x 1.3 cm
 
  
Brookite with doubly terminated quartz
Origin: Taftan, near Dalbandi, Baluchistan Province, Pakistan
Sample size: 2.5 x 1.5 x 0.7 cm

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Brookite on massive quartz
Origin: Magnet Cove, Arkansas, U.S.A.
Sample size: 2.5 x 4 x 3 cm
 
  
Brookite on quartz
  
Origin: Moses Hill, Magnet Cove, Hot Spring Co., Arkansas, U.S.A.
Sample size: 14 x 15 x 16 mm (top), 13 mm wide (bottom)
 
  
Origin: Mo-Ti Mine, Magnet Cove, Arkansas, U.S.A.
Sample size: 8 mm wide (left), 9 mm wide (right)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Brookite with quartz. Black, tabular crystals approximately 5 mm in length. The quartz is colourless and mostly in small prismatic crystals.
Origin: Vol Grissons, Switzerland
Sample size: 5 x 3.5 x 3.5 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Page 2     Page 3     Page 4     Page 5     Page 6     Page 7

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