Faktarka for Forekomstområde 1813

					English version
	INDUSTRIMINERALDATABASEN
	Forekomstområde 1813 - 304
	(Sist oppdatert 08.jul.2010)

Navn på deposit area : Brønnøysund

(Objekt Id : 1813,304,00,00)

Lokalisering

Fylke :

Nordland (18)

Kommune :

Brønnøy (1813)

Kart 1:50000:

Brønnøysund (1725-1)

Kart 1:250000:

Mosjøen

Markeringspunkt:

Lengdegrad:

12.2071880

Breddegrad:

65.4575500

EU89-UTM Zone 33

(Coordinates NOT confirmed)

X-koord:

370590 m.

Y-koord:

7262318 m.

Materialtype

Hovedtype:

Karbonatmineraler

Subtype:

Kalk

Betydning

Offentlig: Not Assessed (reg. 18.02.2015)

Economical: Ikke vurdert , (Confirmed 21.mar.2001 by Odd Øvereng)

Products

Element/product Crude ore grade or quality

LIME %

Operations

From - To Activity Comments

Geochemistry

Sampling

Mineralization

Era: Paleozoic Period:

Dating: Method:

Genesis: Sedimentær/metamorf Form: Lag

Main texture: Båndet Min. distribution:

Main grain size: Fin-middelskornet (<1mm -3 mm)

Strike/Dip: Direction:

Plunge:

Stratigraphic classification of host rock

Era: Proterozoic Period:

Province: Caledonides

Geotec.unit: Helgeland Nappe Complex

Tectonic complex:

Igneous complex:

Group: Formation:

Mineralogy

Relationship Mineral Amount

Not defined Calcite Major mineral (50-90%)

Not defined Mica Subordinate mineral (1-10%)

Not defined Quartz Subordinate mineral (1-10%)

Not defined Feldspar Subordinate mineral (1-10%)

Not defined Pyrite Accessory mineral (<1%)

Not defined Graphite Accessory mineral (<1%)

Opplysning(er) i fritekstformat

Beliggenhet

Dersom koordinatene til denne registreringen stemmer (EU89-UTM Zone 33 East 370590 North 7262318) ligger forekomsten rett under Brønnøysund lufthavn, og er følgelig uaktuell for ytterligere kommersiell utnyttelse.

Bibliography:

From NGU's Reference Archive:

Bøckman, K.L. , 1967

Norges kalksteins- og kvartsforekomster.

;Elektrokemisk A/S;FAGRAPPORT; UTREDNINGSRAPPORT;Bergarkivet; No.BA 5245;89 + 61 pages

Fieldsamples

Sample No. Sample type Miscellanrous

NO0029.01 Hand specimen

Kommentar :Pr. 1, Overflateprøve

No. of registrated CaOMgO analyses = 1

NO0029.02 Hand specimen

Kommentar :Pr. 2, Overflateprøve

No. of registrated CaOMgO analyses = 1

NO0029.03 Hand specimen

Kommentar :Pr. 3, Overflateprøve

No. of registrated CaOMgO analyses = 1

NO0029.04 Hand specimen

Kommentar :Pr. 4, Overflateprøve

No. of registrated CaOMgO analyses = 1

NB! All analyse values are shown at the end of the printout.:

Analyse Results

from

Forekomstområde 1813 - 304 Brønnøysund

Analysis of acid soluble CaO and Mgo

Analyzed values Derived values

Sample No. Sample Type Acid soluble CaO Acid soluble MgO Dolomite Calcite Unsolved

NO0029.01 Hand specimen 49.81% 1.73% 7.91% 84.60% 7.48%

NO0029.02 Hand specimen 49.68% 1.28% 5.85% 85.49% 8.66%

NO0029.03 Hand specimen 51.87% 1.06% 4.85% 89.94% 5.21%

NO0029.04 Hand specimen 48.37% 1.57% 7.18% 82.43% 10.39%

Era:	Paleozoic	Period:
Dating:		Method:
Genesis:	Sedimentær/metamorf	Form:	Lag
Main texture:	Båndet	Min. distribution:

	Province:	Caledonides
	Geotec.unit:	Helgeland Nappe Complex
	Tectonic complex:
	Igneous complex:

Relationship	Mineral	Amount
Not defined	Calcite	Major mineral (50-90%)
Not defined	Mica	Subordinate mineral (1-10%)
Not defined	Quartz	Subordinate mineral (1-10%)
Not defined	Feldspar	Subordinate mineral (1-10%)
Not defined	Pyrite	Accessory mineral (<1%)
Not defined	Graphite	Accessory mineral (<1%)

NO0029.01	Hand specimen	49.81%	1.73%	7.91%	84.60%	7.48%
NO0029.02	Hand specimen	49.68%	1.28%	5.85%	85.49%	8.66%
NO0029.03	Hand specimen	51.87%	1.06%	4.85%	89.94%	5.21%
NO0029.04	Hand specimen	48.37%	1.57%	7.18%	82.43%	10.39%