Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Quartz from
Tinfoss Jernverks Quartz Quarry, Lake Heddal, Notodden, Telemark, Norway


Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Turquoise2
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Tinfoss Jernverks Quartz Quarry, Lake Heddal, Notodden, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:88460
Long-form Identifier:1:3:88460:6
GUID (UUID V4):0
Nearest other occurrences of Quartz
6.8km (4.2 miles) ⓘRoheimheia, Sauherad, Midt-Telemark, Telemark, Norway
8.1km (5.0 miles) ⓘHøymyr Mine, Lisleherad Station, Notodden, Telemark, Norway
8.7km (5.4 miles) ⓘBreiset, Sauherad, Midt-Telemark, Telemark, Norway
11.0km (6.8 miles) ⓘAskildtfjellet area, Bø, Midt-Telemark, Telemark, Norway
13.4km (8.3 miles) ⓘJerngruva, Kongsberg, Buskerud, Norway
16.7km (10.4 miles) ⓘFlekkeren, Skien, Telemark, Norway
16.8km (10.4 miles) ⓘJerngruvevannet, Kongsberg, Buskerud, Norway
16.9km (10.5 miles) ⓘLia Mine (Saude Mine), Akkerhaugen, Sauherad, Midt-Telemark, Telemark, Norway
18.9km (11.8 miles) ⓘGoli Copper Prospect, Hjartdal, Telemark, Norway
19.2km (11.9 miles) ⓘKopparvollane Mine, Kongsberg, Buskerud, Norway
References
Werner, Ronald (1998) Tinfos jernverks kvartsbrudd. Turkis fra Notodden [Tinfos Iron works quartz quarry. Turquoise from Notodden]. STEIN. Nordisk magasin for populær geologi, 25 (2) 6-7
 
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