Specimen #491

Name: Mirabilite pseudomorph Thenardite

Type: Mineral

Locality: Boron, California, USA

Favorite? N

Fluorescent? N

Size: 7.8 x 6.4 x 1.8 cm

Weight:

Acquired: 2007-08-16

Source: Arkenstone Auction

Label: Y

Comment: Hollow and very light

Minerals: Mirabilite (Na2SO4 10(H2O)) Thenardite (Na2SO4)

There is one picture on file

M00491-01.jpg: