Norsk versjon | |||||
THE NATURAL STONE DATABASE | |||||
Occurence 1103 - 602 Helgøy | |||||
(Object Id: 9564) (Last updated: 12.01.2024) |
|
Location |
County: | Rogaland | Municipality: | Stavanger (1103) |
Map 1:50000: | Strand (1213-2) | Map 1:250000: | Haugesund |
Coordinate system: | EU89-UTM Zone 32 | (Coordinates NOT confirmed) |
East: | 320218 m. | North: | 6570391 m. |
Longitude: | 5.8485880 | Latitude: | 59.2342970 |
Show on map |
|
Resource |
Resource Type: | Slate and schist | Resource Subtype: | Quartzitic flagstone | |
Brickstone(Y/N): | Y |
Importance |
Raw material meaning: | Not Assessed (reg. 21.03.2017) |
Resources and production |
Activity: | Stone quarrying | Reserves: | ||
Operating method: | Open pit mining | Historical production: |
Products |
Commercial Name | Product description |
Murestein | Classification: Cleaved slabs | Colour: Dark gray | |
Play of colours : | Uniformity: | ||
Lithology: Amphibolite | Grain size: Medium grained (1-3 mm) |
|
Operations |
From - To | Activity | Comments | |
Regular production | Company/Institution :Helgøy Hellebrudd | ||
Eier Harald Helgøy |
Deposit rock |
Lithology: | Weathering colour: | |||
Genesis: | Form: | |||
Main texture: |
Main grain size: | Main alteration: |
Strike/Dip: | Direction: | |||
Plunge: |
Stratigraphic classification of host rock |
Era: | Period: |
Province: | ||
Geotec.unit: | ||
Tectonic complex: | ||
Igneous complex: |
Group: | Formation: |
Structures |
Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
Not defined | Schistosity |
Information(s) in free text format |
Free text |
Bruddet ligger like ved sjøen og er en amfibolittisk gneis som er sterkt foliert, men noe foldet. Spaltetykkelse fra 2 - 5 cm. Sonen er sterkt overdekket, men kan ha en betydelig utstrekning. Overflaten er ruglete svart- til gråglinsende og ligner på Jondal skiferen. |
Photo(s) from the Deposit area: |
|
The fact sheet was created on 28.04.2024 |
Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
Copyright © 2024 Geological Survey of Norway |