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Presenting World rare gems vayryenite from Pakistan
- 存貨單位
- Vay1
- 尺寸（毫米）
- 15.300 x 2.650 x 1.650mm
- 重量 (cts)
- 0.690
- Treatment
- No Treatment
- Shape
- Emerald
- 類型
- Faceted
- Clarity
- VS
- 顏色
-
Väyrynenite is a rare phosphate mineral with formula MnBe(PO4)(OH,F). It was first described in 1954 for an occurrence in Viitaniemi, Erajarvi, Finland and named for mineralogist Heikki Allan Väyrynen of Helsinki, Finland
CategoryPhosphate mineralFormula
(repeating unit)MnBe(PO4)(OH,F)IMA symbolVäy[1]Strunz classification8.BA.05Crystal systemMonoclinicCrystal classPrismatic (2/m)
(same H-M symbol)Space groupP21/aUnit cella = 5.411(5) Å,
b = 14.49(2) Å,
c = 4.73 Å;
β = 102.75°; Z = 4IdentificationColorLight pink to rose-red, salmon pink, pale gray, brownCrystal habitRare as elongated and striated prismatic crystals; fine-grained aggregatesCleavagePerfect on {010}, good on {100}, fair on {001}FractureUnevenTenacityBrittleMohs scale hardness5LusterVitreousStreakWhiteDiaphaneityTransparent to translucentSpecific gravity3.22Optical propertiesBiaxial (–)Refractive indexnα = 1.638 - 1.640 nβ = 1.658 - 1.662 nγ = 1.664 - 1.667Birefringenceδ = 0.026 - 0.027PleochroismVisible X= orangish, Y= red, Z= dark red2V angle46°–55°Dispersionr > v moderateReferences[2][3][4]
It occurs in pegmatites as an alteration of beryl and triphylite. It occurs in association with eosphorite, moraesite, hurlbutite, beryllonite, amblygonite, apatite, tourmaline, topaz, muscovite, microclineand quartz.[4]
- 存貨單位
- Vay1
- 尺寸（毫米）
- 15.300 x 2.650 x 1.650 mm
- 重量 (cts)
- 0.690
- Treatment
- No Treatment
- Shape
- Emerald
- 類型
- Faceted
- Clarity
- VS
- 顏色
-
Väyrynenite is a rare phosphate mineral with formula MnBe(PO4)(OH,F). It was first described in 1954 for an occurrence in Viitaniemi, Erajarvi, Finland and named for mineralogist Heikki Allan Väyrynen of Helsinki, Finland
CategoryPhosphate mineralFormula
(repeating unit)MnBe(PO4)(OH,F)IMA symbolVäy[1]Strunz classification8.BA.05Crystal systemMonoclinicCrystal classPrismatic (2/m)
(same H-M symbol)Space groupP21/aUnit cella = 5.411(5) Å,
b = 14.49(2) Å,
c = 4.73 Å;
β = 102.75°; Z = 4IdentificationColorLight pink to rose-red, salmon pink, pale gray, brownCrystal habitRare as elongated and striated prismatic crystals; fine-grained aggregatesCleavagePerfect on {010}, good on {100}, fair on {001}FractureUnevenTenacityBrittleMohs scale hardness5LusterVitreousStreakWhiteDiaphaneityTransparent to translucentSpecific gravity3.22Optical propertiesBiaxial (–)Refractive indexnα = 1.638 - 1.640 nβ = 1.658 - 1.662 nγ = 1.664 - 1.667Birefringenceδ = 0.026 - 0.027PleochroismVisible X= orangish, Y= red, Z= dark red2V angle46°–55°Dispersionr > v moderateReferences[2][3][4]
It occurs in pegmatites as an alteration of beryl and triphylite. It occurs in association with eosphorite, moraesite, hurlbutite, beryllonite, amblygonite, apatite, tourmaline, topaz, muscovite, microclineand quartz.[4]
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| Standard Shipping - Tracked | $10.00 / ：幾天天 | $10.00 / ：幾天天 |
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Standard Shipping - Tracked對於$3.00或以上的訂單折扣為$20.00
世界其他地區
Standard Shipping - Tracked對於$3.00或以上的訂單折扣為$20.00
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| FedEx | $45.00 / ：幾天天 | $45.00 / ：幾天天 |
|
世界其他地區
FedEx訂單折扣為$50.00 3或更多商品
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| Registered Shipping | $9.00 / ：幾天天 | $9.00 / ：幾天天 |
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積極的Absolutely lovely parcel! I could not be happier 10/10
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積極的
Absolutely beautiful stone better than described!! Will be back
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積極的
I havent received the item as of yet. Still waiting...
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積極的
Excelente
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積極的
This has excellent colour, deep pink dominante with an orange glow. Many thanks.
