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Lauvåsvatnet, Hå, Rogaland, Norwayi
Regional Level Types
LauvåsvatnetDeposit
HåMunicipality
RogalandCounty
NorwayCountry

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Latitude & Longitude (WGS84):
58° 31' 3'' North , 5° 51' 26'' East
Latitude & Longitude (decimal):
58.51763,5.85726
GeoHash:
G#: u4khvkc1g
GRN:
N40E03
Locality type:
Deposit
Age:
2500 to 541 ± 1.0 Ma
Geologic Time:
Proterozoic
Reference for age:
Geological Survey of Norway. The Natural Stone Database. Deposit Area 1119 - 608. Lauv
Köppen climate type:
Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Ogna330 (2012)3.3km
Sirevåg385 (2014)3.6km
Hellvik643 (2013)4.5km
Brusand384 (2013)7.0km
Egersund9,502 (2010)11.1km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Sandnes SteinklubbSandnes39km
Other Languages:
Norwegian:
Lauvåsvatnet, Hå, Rogaland, Norge


The Lauvåsvatnet deposit consist of two small hills covering an area of 150 x 200m.

The localities for anorthosite with labradorite showing schiller effect (labradorescence) is located both in the municipalities of Hå and Eigersund. There are currently (2015) two active quarries for labradorescenct anorthosite for ornamental use, the Krokavatnet Southeast in Eigersund, and Sørskog in Hå. The area is extensively mapped and several localities have been identified. The anorthosite from here is sold as " Blue Antique" or " Labrador Antique".

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


1 valid mineral.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Anorthite
Formula: Ca(Al2Si2O8)
Reference: Geological Survey of Norway. The Natural Stone Database. Deposit Area 1119 - 608. Lauvåsvatnet.
ⓘ Anorthite var. Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Reference: Geological Survey of Norway. The Natural Stone Database. Deposit Area 1119 - 608. Lauvåsvatnet.
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Reference: Geological Survey of Norway. The Natural Stone Database. Deposit Area 1119 - 608. Lauvåsvatnet.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘvar. Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
Unclassified Minerals, Rocks, etc.
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8

List of minerals for each chemical element

OOxygen
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
NaSodium
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Naⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
AlAluminium
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
SiSilicon
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
CaCalcium
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Geological Survey of Norway. The Natural Stone Database. Deposit Area 1119 - 608. Lauvåsvatnet. (Last updated 18.des.2003)

Other Databases

Link to Geological Survey of Norway:14706

Other Regions, Features and Areas containing this locality

Baltic Shield (Fennoscandian Shield)Shield
Eurasian PlateTectonic Plate
EuropeContinent
ScandinaviaRegion

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