SCANDINAVIAN MINERALS
Strengite crystals on martite from Leveäniemi Iron Mine, County of Norrbotten, Lappland, Sweden.
Associated minerals in most cases are Beraunite, Rockbridgeite or Laubmannite.
Chemical formula: FePO4 · 2H2O
Strengite with pale colour could be Al-Strengite: (Fe, Al)PO4·2H2O.
But we can not afford to XRD all specimens in this low price catogry.
Errata.
The Beraunite from this mine is now defined as Fe3+ dominant as originally and today described as Ferroberaunite.
We will use the old defintion "Beraunite".
Further reading: Our scientific report. (In Swedish.)
All prices are in Swedish currency.
Exchange rate 100:-SEK. (= €10, US$9, £12)
Discount is available.
Specimen from 25:-SEK or lower are excluded.This Lot No:13 was published in September 2026.
All pictures are close-up.
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Item: str255. Strengite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden, Size: 2x5cm. 425:-SEK. US$42.50. 20g. Terminated crystals with extremely dark colour. |
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Item: str226. Strengite, w. Ferrostrunzite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 3x1cm. 150:-SEK. US$15.00. 2.5g. Very few left in stock. RESERVED-CC |
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Item: str. 227. Strengite with Ferroberaunite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 3.5x1.7cm. 230:-SEK. US$23.00. 28g. RESERVED-CC |
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Item: str 228. Strengite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 3x2cm. 190:-SEK. US$19.00. 5g. Terminated crystals with strong colour. It is a small sample. RESERVED-CC |
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Item: str 229. Strengite w. Laubmannite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size:3.7x3cm. 315:-SEK. US$31.50. Weight: 127g. 30g. Very unusual cluster Strengite with dark colour. RESERVED-CC |
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Item: str230. Strengite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 3.7x1.8cm. 65:-SEK. US$6.50. 11g. Terminated crystals. RESERVED-CC |
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Item: str232. Strengite w. Ferroberaunite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 5x3cm. 990:-SEK. US$99.00. Weight: 95g. Collected in 1987. |
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Item: str220. Strengite on martite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 4x2.5cm. 45:-SEK. US$4.50. 59g. |
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Item: str221. Strengite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 5x3cm. 40:-SEK. US$4.00. 45g. |
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Item: str233. Strengite w. Laubmannite, Tinticite (yellow).
Leveäniemi mine, County of Västerbotten,Lappland, Sweden. Size: 3x2.7cm. 1.150:-SEK. US$115.00. Weight: 44g. Very dark coloured terminted crystals on all sides. RESERVED-CC |
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Item: str234. Strengite w. Ferroberaunite,
Leveäniemi mine, County of Västerbotten,Lappland, Sweden. Size: 3x2.7cm. 130:-SEK. US$13.00. Weight: 60g. Terminted crystals. Well protected vug. |
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Item: str235 Strengite w. Ferroberaunite,
Leveäniemi mine, County of Västerbotten,Lappland, Sweden. Size: 5x2.5cm. 630:-SEK. US$63.00. Weight: 138g. Part of the classical strengite - beraunite vugs from 1988. |
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Item: str236. Strengite with Ferroberaunite,
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 5x2.5cm. 180:-SEK. US$18.00. Weight: 215g. Heavy. Collected back in late 1980´s. Can not be trimmed any further. |
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Item: st237. Strengite w. Ferroberaunite.
Leveäniemi mine, County of Västerbotten, Lappland, Sweden. Size: 4.5x2cm. 195:-SEK. US$19.50. 124g. Heavy. A very good specimen. Can not be trimmed any further. |
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Item: str238. Strengite w. Ferroberaunite. Leveäniemi mine, County of Västerbotten, Lappland, Sweden.
Size: 4x3.5cm. 440:-SEK. US$44.00. Weight: 27g. Eye catching colour and large cluster. RESERVED-CC |
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