(Thortveitittgruva)
A thortveitite-bearing granite pegmatite dike located on the south-western slope of the hill Knipan quarried for feldspar. The locality is famous for being the type locality of the mineral thortveitite (see also
http://www.mindat.org/mesg-7-129885.html).
Bjørlykke locality no. 66.
References:
- Schetelig, J. (1922): Thortveitit- Ein Scandiumsilikat, (Sc,Y)2Si2O7. in Brøgger, W.C, Vogt, Th. & Schetelig, J. (1922): Die Mineralien der südnorwegischen Granitpegmatitgänge. II. Silikate der seltenen Erde. Videnskapsselskapets Skrifter. I.Mat-Naturv. Klasse 1922. 11, 51-87
- Bjørlykke, H. (1934): The Mineral Paragenesis and Classification of the Granite Pegmatites of Iveland, Setesdal, Southern Norway. Norsk Geologisk Tidsskrift 14, 211-311
Mineral list contains entries from the region specified including sub-localitiesMineral List:28 entries listed. 17 valid minerals. 1 type locality (valid mineral).
Localities in this Region: | Norway | |
- Ljosland 4 pegmatite (Knipan 1; Knipane; Ljoslandsknipan)
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