Malachite

Pieter Stemvers, Leusden, Netherlands

email: stemvers@hetnet.nl

Tom Loomis

Dakota Matrix Minerals

Malachite and azurite

Origin: Silver Hill mine, Tucson, Pinal Co., Arizona, U.S.A.

Owner: Milton Speckels

Sample size: crystal spray about 1 cm

 

Photo courtesy of: 

Photo-Atlas of Minerals

  

Malachite pseudomorph after azurite with quartz (right)

  

Malachite on dolomite (left), malachite pseudomorph after azurite (right)

  

Malachite with azurite and duftite (left), malachite on calcite and dolomite

Origin: Tsumeb, Namibia

Sample size: 5 x 4 x 3 cm (top left), 4.5 x 3.5 x 3 cm (top right), 5 x 4 x 1.5 cm (2nd row left), 4 x 3.5 x 3 cm (2nd row right), 5 x 4 x 3 cm (bottom left), 6 x 5 x 2 cm (bottom right)

Owner: John Schneider

Photo: John and Mark Schneider

 

  

Malachite with cerussite

Origin: Woodlawn mine, New South Wales, Australia

Sample size: 3.8 x 2.5 x 1.3 cm

 

Photo courtesy of: 

Dealer in fine mineral specimens

 

  

Malachite pseudomorph after azurite

Origin: Tsumeb, Namibia

E. Carl Bosch, Smithsonian collections

Sample size: 6.3 x 3.9 x 1.7 cm

 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  

Dark green, velvety crystal aggregates to 2mm on hundreds of micro clear to white cerussite crystals. There seems to be two generations as the second set has a rusty discolorations and contains more twins.

Origin: Rum Jungle, Northern Territory, Australia

Ex. Kidwell collection

Sample size: 8 x 4 x 4 cm

 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Origin: Brown's Prospect, Rum Jungle, Alligator Rivers Region, Northern Territory, Australia

Sample size: 55 x 45 x 30 mm

Sample owner: Keith and Margaret Brown

 

 

Photo courtesy of: 

Steve Sorrell

Crocoite.com