strunzite
Sign in to saveStrunzite (Mn2+Fe3+2(PO4)2(OH)26H2O) is a light yellow mineral of the strunzite group, first discovered in 1957.
Key facts
- Mineral.name
- Strunzite
- Mineral.image
- Strunzite-115068.jpg
- Mineral.imagesize
- 260
- Mineral.caption
- Strunzite from Bavaria, Germany
- Mineral.formula
- Mn2+Fe3+2(PO4)2(OH)26H2O
- Mineral.IMAsymbol
- Snz
- Mineral.strunz
- 8.DC.25
- Mineral.system
- Triclinic
- Mineral.symmetry
- P (no. 2)
- Mineral.unit cell
- a = 10.228(5) [Å], b = 9.837(5) [Å] c = 7.284(5) [Å]; α = 90.17(5)° β = 98.44(5)° γ = 117.44(5)°; Z = 2
- Mineral.color
- Straw yellow to brownish yellow
- Mineral.habit
- Acicular
- Mineral.mohs
- 4
- Mineral.luster
- vitreous
- Mineral.streak
- white
- Mineral.gravity
- 2.52
- Mineral.density
- 2.52 g/cm3
- Mineral.pleochroism
- Weak
via Wikipedia infobox
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Encyclopedic overview
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Strunzite (Mn2+Fe3+2(PO4)2(OH)26H2O) is a light yellow mineral of the strunzite group, first discovered in 1957.
It crystallizes in the triclinic system and has a light, vitreous luster, a specific gravity of 2.52 and a Mohs hardness of 4. Associated minerals include beraunite, quartz and strengite.
Excerpted from Wikipedia’s “strunzite” article, available under the CC BY-SA 4.0 licence.