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Mineral Index - U

• Unnamed (MSH UK-111)
  
  Na, Ba, Ca, Mn, P, O

• Unnamed (MSH UK-112)
  syn. of Manganokukisvumite

• Unnamed (MSH UK-113)
  syn. of Niveolanite

• Unnamed (MSH UK-114)
  Na-dominant analogue of Kupletskite.
  (Na,K)₃(Mn,Fe)₇(Ti,Nb·Zr)₂Si₈O₂₆(OH)₄F

• Unnamed (MSH UK-116)
  Mn dominant analogue of Eudialyte.
  Na₁₅Ca₆(Mn²⁺,Fe²⁺)₃Zr₃Si[Si₂₅O₇₃](O,OH,H₂O)(OH,Cl)₂

• Unnamed (MSH UK-16)
  syn. of Lorenzenite

• Unnamed (MSH UK-2)
  syn. of Narsarsukite

• Unnamed (MSH UK-29)
  syn. of Nontronite

• Unnamed (MSH UK-3)
  syn. of Ancylite-(Ce)

• Unnamed (MSH UK-31)
  syn. of Yofortierite

• Unnamed (MSH UK-32)
  syn. of Micheelsenite

• Unnamed (MSH UK-38)
  syn. of Zakharovite

• Unnamed (MSH UK-39)
  syn. of Tadzhikite-(Ce)

• Unnamed (MSH UK-4)
  syn. of Steacyite

• Unnamed (MSH UK-40)
  syn. of Carbocernaite

• Unnamed (MSH UK-41)
  syn. of Penkvilksite

• Unnamed (MSH UK-44)
  syn. of Daqingshanite-(Ce)

• Unnamed (MSH UK-48)
  
  CaY_2-x(Si,Be,B)₄(O,OH)₁₀·2H₂O

• Unnamed (MSH UK-48A)
  
  CaCe_2-x(Si,Be,B)₄(O,OH)₁₀·2H₂O

• Unnamed (MSH UK-5)
  syn. of Labuntsovite-Mn

• Unnamed (MSH UK-51)
  
  Al(OH)₃ ?

• Unnamed (MSH UK-52)
  
  (K,Na)_4-x(Mn,Fe)_4-ySi₈O₂₀·nH₂O

• Unnamed (MSH UK-52A)
  
  (Na,K)₃Ti₂(Fe,Mn)_2-3Si₈O₂₀·nH₂O

• Unnamed (MSH UK-53)
  
  NaBSiO₄

• Unnamed (MSH UK-53A)
  Hexagonal modification of MSH UK-53
  NaBSiO₄

• Unnamed (MSH UK-53B)
  Another hexagonal modification of MSH UK-53
  NaBSiO₄

• Unnamed (MSH UK-54)
  syn. of Griceite

• Unnamed (MSH UK-55)
  syn. of Digenite, Djurleite

• Unnamed (MSH UK-56)
  
  CaNb₄O₁₁·12H₂O ?

• Unnamed (MSH UK-57)
  syn. of Lalondeite

• Unnamed (MSH UK-58)
  syn. of Charmarite

• Unnamed (MSH UK-59)
  syn. of Normandite

• Unnamed (MSH UK-6)
  syn. of Monteregianite-(Y)

• Unnamed (MSH UK-60)
  syn. of IMA2009-013

• Unnamed (MSH UK-60A)
  syn. of IMA2009-013

• Unnamed (MSH UK-61)
  syn. of Haineaultite

• Unnamed (MSH UK-61A)
  syn. of Haineaultite

• Unnamed (MSH UK-62)
  syn. of Rouvilleite

• Unnamed (MSH UK-63)
  syn. of Nalipoite

• Unnamed (MSH UK-64)
  syn. of Phosinaite-(Ce)

• Unnamed (MSH UK-65)
  syn. of Kukharenkoite-(Ce)

• Unnamed (MSH UK-66)
  syn. of Makatite

• Unnamed (MSH UK-67)
  
  (Zr,Na,K,Mn,Ce,Fe,SiO₂)

• Unnamed (MSH UK-68)
  
  (Na,Mn,Nb,O)

• Unnamed (MSH UK-68A)
  
  (Na,Mn,Nb,O)

• Unnamed (MSH UK-69)
  syn. of Bobtraillite

• Unnamed (MSH UK-7)
  syn. of Lorenzenite

• Unnamed (MSH UK-77)
  Hydrous Na, Ca silicate

• Unnamed (MSH UK-8)
  syn. of Leucosphenite

• Unnamed (MSH UK-81)
  syn. of Silinaite

• Unnamed (MSH UK-86)
  
  (Fe, S, Si, Na, K, and Cl)

• Unnamed (MSH UK-9)
  mixture of Pyrophanite, Rutile

• Unnamed (MSH UK-92)
  syn. of Martinite

• Unnamed (MSH UK-98)
  
  Na, (CO3), (OH)

• Unnamed (MSH UK-99)
  syn. of IMA2003-019

• Unnamed (Na-Fe Sulphate)
  Associated with eldfellite (Balić-Žunić et al., 2009). Known as a synthetic compound. Water-sensitive and relatively unstable under ambient conditions.
  Na₃Fe(SO₄)₃

• Unnamed (Na-Sr-Fe-silicate)
  
  Na₂(Sr,Ca,Mn)₄(Fe,Al)Si₆O₁₈(OH,O)

• Unnamed (Nd-analogue of Bastnäsite-(Ce) and Bastnäsite-(La))
  syn. of Bastnäsite-(Nd)

• Unnamed (Nd-analogue of Yttrotungstite-(Ce) )
  Nd-dominant analogue of Yttrotungstite-(Ce) and Yttrotungstite-(Y). Only one brown-orange radiating crystal aggregate on quartz is known.
  (Nd,Ce, La)W₂O₆(OH)₃

• Unnamed (Nd Arsenate)
  Unnamed Nd-arsenate of unknown structure type (zircon-type or monazite-type). Compare also Unnamed (La Arsenate) which was found at the same locality.
  NdAsO₄

• Unnamed (NH4-Al Fluoride)
  Anthropogenic phase, found in burning coal mine dump.
  (NH₄)AlF₄

• Unnamed (NH4-Fe-Na-Cl Sulphate)
  Anthropogenic phase that has formed on a burning coal dump. Structurally, an unusual salt inclusion phase (Kolitsch & Brandstätter, 2007). The Fe analogue of naturally formed (in fumarole) adranosite.
  Tetragonal
  (NH₄,K)₄Fe₂(OH)₂(SO₄)₄·NaCl

• Unnamed (Ni-analogue of Cobalttsumcorite)
  The nickel analogue of Cobalttsumcorite; IMA proposal in prep. (U. Kolitsch et al.). Tiny pale pinkish crystals and thin brownish crusts. Often rather impure.
  Monoclinic
  Pb(Ni,Co)₂[AsO₄]₂ · 2H₂O

• Unnamed (Ni Arsenide Sulphide)
  See also Unnamed (Ni,Fe,Co)AsS.
  Ni₃As₃(S,Se)₄

• Unnamed (Ni,Fe,Co)AsS
  Possible Ni-dominant analogue of arsenopyrite. Anisotropic in polished sections.
  (Ni,Fe,Co)AsS

• Unnamed (Ni-Ir Sulphide; no. 1)
  
  (Ni,Ir)S ?

• Unnamed (Ni-Ir Sulphide; no. 2)
  
  (Ni,Fe,Cu)₂(Ir,Rh)S₃

• Unnamed (Ni-U Arsenate)
  syn. of UM1997-18-AsO:HNiU

• Unnamed (O- and Fe-analogue of Västmanlandite-(Ce))
  The O- and Fe³⁺-analogue of västmanlandite-(Ce), not yet fully characterised.
  Ca(Ce,La)₃Al₂Fe²⁺Fe³⁺[O|(OH)₂|(SiO₄)₃|Si₂O₇]

• Unnamed (OH-analog of pertsevite)
  syn. of IMA2008-060

• Unnamed (OH-analogue of Pyromorphite)
  syn. of Hydroxylpyromorphite

• Unnamed (OH-analogue of Topaz)
  The hydroxyl analogue of Topaz.
  Al₂[(OH,F)₂|SiO₄]

• Unnamed (Orthorhombic dimorph of Barstowite)
  Found in lead-rich slags. Visually indistinguishable from barstowite.
  Orthorhombic
  Pb₄[Cl₆|CO₃] · H₂O

• Unnamed (Orthorhombic polymorph of Rengeite)
  syn. of UKI-2008-(SiO:SrTiZr)

• Unnamed (Orthorhombic Si Oxide)
  syn. of Seifertite