| | Description | |
| Type Locality: | Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway is the type locality for Oftedalite | | Comments: | Found in only one sample ! | | Habit: | hexagonale prismatic xls showing {100} and {001} | | Colour: | greyish white | | Quality of samples: | not specified / average specimens | | Rarity at site: | Extremely Rare | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Cooper, M.A., Hawthorne, F.C., Ball, N.A., Černý, P., Kristiansen, R. (2006): Oftedalite, (ScCa)KBe3Si12O30, a new mineral species of the milarite group from the Heftetjern pegmatite, Tørdal, Norway: description and crystal structure. Canadian Mineralogist, 44, 943-949; Kristiansen, R.(2005): "Milarittgruppens mineraler i Norge" ("The Milaritegroup minerals in Norway). Norsk Bergverksmuseums, skrift 30, 21-29. | | Associated minerals: | |
| Associates: | Bazzite
Milarite
Tourmaline Group
| | Data | |
| Mineral Data: | Click here to view Oftedalite data | | Locality Data: | Click here to view Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway |
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