3982 - Iolite

At-A-Glance

Country of Origin

Norway

Contributors

Archibald MacMartin

Photos

Essential Information

Specimen ID

3982

Mineral Name

Iolite

Chemical Formula

(Mg,Fe)2Al3(AlSi5O18)

Subcollection

Archibald M. MacMartin
Specimen Number
004

Large dark green opaque waxy crystal, with “prasolite” (chlorite)

Geographic Origin

Locality Nickname

Bamble, Telemark, Norway

Locality Lat/Long

59.0030717, 9.5785258
Historical Region Name
Grenland
Original Attributed Locality
Norway
Bamle