Norsk versjon
THE INDUSTRIAL MINERAL DATABASE
Occurence 3443 - 303 Hole Stangebruddet
(Object Id: 8648)
(Last updated: 28.04.2017)

Location
County: Innlandet Municipality: Vestre Toten (3443)
Map 1:50000: Eina (1816-2) Map 1:250000: Hamar
Coordinate system: EU89-UTM Zone 32
East: 590218 m. North: 6726792 m.
Longitude: 10.6509150 Latitude: 60.6666580
Show on map

Resource
Resource Type: Carbonates Resource Subtype: Limestone

Importance
Raw material meaning: Little Importance (reg. 18.02.2015)

Resources and production
Activity: Mining Reserves:
Operating method: Open pit mining Historical production:


Products
Element/product Crude ore grade or quality Reg. date
Agricultural lime 05.03.2001

Operations
From - To Activity Comments
2000 - 2000 Geochemistry Company/Institution :NGU
2000 - 2000 Sampling Company/Institution :NGU

Mineralization
Era: Paleozoic Period: Ordovician
Genesis: Sedimentary/metamorphic Form: Layer
Main texture: Banded Min. distribution: Massive (>50 % ore minerals)
Main grain size: Fine - medium grained (<1mm - 3 mm)
Strike/Dip: Direction:
Plunge:
Stratigraphic classification of host rock
Era: Paleozoic Period: Ordovician
Province: Caledonides
Geotec.unit: Os-Rø Nappe Complex
Tectonic complex:
Igneous complex:
Group: Oslogruppen Formation: Mjøs-og Solvangformasjonen

Mineralogy
Mineral Amount
Calcite Major mineral (50-90%)
Dolomite Major mineral (>10%)
Chlorite Subordinate mineral (1-10%)
Feldspar Subordinate mineral (1-10%)
Quartz Subordinate mineral (1-10%)
Graphite Accessory mineral (<1%)

Information(s) in free text format
Free text
Dette er et av de nå nedlagte bruddene ved Hole, bruddet er nå for det meste gjenbygget og geologien er vanskelig å dokumentere. Kjemiske analyser viser et syreløslig CaO og MgO på 42.85 og 5.62 %, Kalken er altså urein og noe dolomittisk.

Fieldsamples
Sample No. Sample type Miscellanrous
OP0018.01 Hand specimen
Sampler: Odd Øvereng
Comment: OØ2000-18. Blek grå finkornet kalkstein. Stedvis med brunlige flammestrukturer og spetter av kalkmergel. Prøven er en samleprøve over en mektighet på ca. 5 m. Prøven er tatt i det nedl.bruddet.
No. of registrated CaOMgO analyses = 1
No. of registrated oxide analyses = 1
No. of registrated thinsection analyses = 1
NB! All analyse values are shown at the end of the printout.:


Analyse Results
from
Deposit Area 3443 - 303 Hole Stangebruddet

Analysis of acid soluble CaO and Mgo
Analyzed values Derived values
Sample No. Sample Type Acid soluble CaO Acid soluble MgO Dolomite Calcite Unsolved
OP0018.01 Hand specimen 42.85% 5.62% 25.71% 62.53% 11.77%

Oxide analyses

( All values are in % )
Sample No. Sample Type SiO2 Al2O3 TiO2 Fe2O3 MnO MgO CaO
OP0018.01 Hand specimen 6.45 1.54 0.09 1.09 0.07 5.77 45.06
------------------
Sample No. Na2O K2O P2O5 Sum
OP0018.01 -0.10 0.49 -0.01 60.00

Thinsection analyses
Sample No.
OP0018.01 Sample Type : Hand specimen (Thinsection Id. :OØ2000-18)
Description: See Pictures for description


The fact sheet was created on 05.05.2024

Questions or comments regarding the fact sheet can be emailed to:
ressursdatabaser@ngu.no
Copyright © 2024 Geological Survey of Norway