Specimen #1817
Name: Ettringite
Type: Mineral
Locality: Nchwaning Mine, Kalahari fields, Northern Cape Province, South Africa
Favorite? N
Fluorescent? N
Size: 2.2 x 1.2 x 0.8 cm
Weight: 3
Acquired: 2009-12-17
Source: Arkenstone Auction
Label: N
Comment: Nice Ettringite thumbnail with good color and luster. The back portion has been cleaved off or contacted, leaving a surface for very interesting secondary growth. The crystal sits very nicely on matrix, very sharp!
Minerals: Ettringite (Ca6Al2(SO4)3(OH)12 26(H2O))
There is one picture on file
M01817-01.jpg: