Gold deposits in northern Finland - Arkisto.gsf.fi

Table 2. Selected, potentially significant gold (± base metal) occurrences without a resource estimate in the Central
Lapland greenstone belt (CLGB) and Peräpohja schist belt (PSB).
Name Best section Host rocks Siting of gold Reference
CLGB
Aakenusvaara
Harrilommol
Kellolaki
20 m at 6.0 g/t Au, 0.1% Cu;
6.4 m at 7.3 g/t Au, 0.05% Cu
3 m at 5.0 g/t Au;
12 m at 0.51 g/t Au, 0.16% Cu
5 m at 10.00 g/t Au;
5 m at 7.46 g/t Au
Albitised phyllite Similar to Saattopora? Lahtinen et al.,
unpublished report
2005)
Albitised phyllite Similar to Saattopora Korvuo (1997)
(Table 1)?
Mafic volc. rocks Native gold assoc. Talikka & Eilu (2011)
with pyrite?
Kerolaki 1 m at 12.6 g/t Au Chert Native gold inclusions
in arsenopyrite; also
free gold?
Kiimakuusikko
Kiimalaki
Muusanlammit
Naakenavaara
Palolaki
3.45 m at 3.94 g/t Au;
grab samples up to: 3.82 g/t
Au, 954 g/t Ag, 0.36% Cu,
8.09% Pb, 0.42% Zn, 1.97% Sb
10.6 m at 4.86 g/t Au;
11.7 m at 4.5 g/t Au
4.8 m at 1.0% Cu;
several 1.5 m sections at
2–7 g/t Au and 5–14 g/t Ag.
1 m at 1–10 g/t Au;
15 m at 0.3% Cu
1 m at 1.6 g/t Au;
1 m at 1.1 g/t Au, 1.3 g/t Pd,
0.37 g/t Pt
Albitised qtzfsp-porphyry
Albitised qtzfsp-porphyry
Phyllite,
intermed. tuffite
Native gold assoc.
with pyrite?
Native gold assoc.
with pyrite?
Hulkki et al. (2010)
Talikka & Eilu (2011)
Talikka & Eilu (2011)
Not reported Reino 1976,
unpublished report,
Outokumpu Mining
Oy
Albitised phylite Free native assoc.
with gangue and
sulphides
Keinänen (2002)
Intermed. tuffite Not reported Hulkki (2002), Hulkki
et al. (2010)
Pikku-Mustavaara 5 m at 2.8 g/t Au, 0.3% Cu Albitised phylite Free native assoc.
with sulphides
Ruosselkä
Sukseton
Tuongankuusikko
7 m at 13.7 g/t Au;
6 m at 4.8 g/t Au
4.6 m at 2.8 g/t Au; 6.48 m at
0.35 g/t Au, 0.61% Cu
28 m at 0.41 g/t Au, 1.36% Cu,
0.14% Ni;
1 m at 1–4 g/t Au
Phyllite, Mafic
volc. rocks
Intermed. tuffite
Free native assoc.
with gangue and
sulphides
Free native assoc.
with gangue and
arsenopyrite
Keinänen (1990)
Pulkkinen et al.
(2005)
Korkalo (2006)
Phyllite Not reported Korkalo (2006)
PSB
South Rompas 6 m at 617 g/t Au Mafic volc. rocks,
Calc-silicate
rocks
North Rompas 1.40 m at 2529 g/t Au, 5.1%
U 3 O 8 (channel sampling)
Mafic volc. rocks,
Calc-silicate
rocks
Free native assoc.
with uraninite
Free native assoc.
with uraninite
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Excursion Guidebook FIN1 17