Specimen #356

Name: Gyrolite on Calcite

Type: Mineral

Locality: Bombay, India

Favorite? N

Fluorescent? N

Size: 13 x 7 x 5 cm

Weight: 494

Acquired: 2007-02-06

Source: The Kilian Collection

Label: N

Comment: Tucson. Gyrolite often forms nodular aggregates. These aggregates can appear glassy, dull or even fiberous. Unlike other similar looking minerals (such as prehnite or smithsonite), gyrolite usually forms individual nodules as opposed to botryoidal or crustal growths.

Minerals: Calcite (CaCO3) Gyrolite (NaCa16Si23AlO60(OH)8 64(H2O))

There are 2 pictures on file

M00356-01.jpg:

Gyrolite on Calcite, Bombay, India - 13 x 7 x 5 mm

M00356-02.jpg:

Gyrolite on Calcite, Bombay, India