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Mineral Index - R

• Rozircon
  var. of Spinel

• Ruarsite
  Monoclinic
  (Ru,Os)AsS

• Rubber-sulphur
  syn. of Sulfurite

• Rubelite
  syn. of Rubellite

• Rubellan
  var. of Biotite

• Rubellite
  var. of Tourmaline

• Rubeno
  syn. of Ruby

• Ruberite
  syn. of Cuprite

• Rubí
  syn. of Ruby

• Rubi
  syn. of Ruby

• Rubicelle
  var. of Spinel

• Rubicline
  Triclinic
  (Rb,K)[AlSi₃O₈]

• Rubiin
  syn. of Ruby

• Rubiini
  syn. of Ruby

• Rubiklin
  syn. of Rubicline

• Rubin
  syn. of Ruby

• Rubín
  syn. of Ruby

• Rubinas
  syn. of Ruby

• Rubinblende
  syn. of Pyrargyrite, Sphalerite

• Rubinglimmer
  syn. of Lepidocrocite

• Rubino
  syn. of Ruby

• Rubīns
  syn. of Ruby

• Rubis
  syn. of Ruby

• Rubis spinelli octaëdre
  syn. of Spinel

• Rubrite
  Formula approximate. A basic iron sulphate of uncertain identity.
  Fe³⁺(SO₄)(OH)·H₂O

• Ruby
  var. of Corundum
  Al₂O₃

• Ruby Blende
  syn. of Sphalerite

• Ruby Copper
  syn. of Cuprite

• Rubylite
  syn. of Rubellite

• Ruby Silver Ore
  mixture of Proustite, Pyrargyrite

• Ruby Spinel
  syn. of Spinel

• Ruby Sulfur
  syn. of Realgar

• Ruby Sulphur
  syn. of Realgar

• Ruby Zinc
  syn. of Sphalerite

• Ruby Zinc (of Alger)
  syn. of Zincite

• Rucklidgeite
  Trigonal
  (Bi,Pb)₃Te₄
• Rudashevskyite
  Isometric
  (Fe,Zn)S

• Ruddle
  syn. of Hematite

• Rudenkoite
  Monoclinic
  Sr₃(Al_3.5Si_3.5)O₁₀(OH,O)₈Cl₂·H₂O
• Ruifrancoite
  Monoclinic
  Ca₂[ ]₂(Fe³⁺,Mn²⁺,Mg)₄Be₄(PO₄)₆(OH)₄(OH,H₂O)₂ · 4H₂O

• Ruin Agate
  syn. of Brecciated Agate

• Ruitenbergite
  Monoclinic
  Ca₉B₂₆O₃₄(OH)₂₄Cl₄·13H₂O
• Ruizite
  Monoclinic
  Ca₂Mn³⁺₂[(OH)₂|H₂Si₄O₁₃] · 2H₂O

• rukyjinme
  syn. of Ruthenium

• Rumanite
  syn. of Opal

• Rumpfite
  syn. of Leuchtenbergite

• Runite
  syn. of Graphic Granite

• Ruobusaite
  syn. of Luobusaite

• Rusakovite
  (Fe³⁺,Al)₅[(OH)₉|(VO₄,PO₄)₂] · 3H₂O
• Russellite
  Orthorhombic
  (BiO)₂[WO₄]

• Rußkobalt
  syn. of Cobaltian Wad

• Rustenburgite
  (Pt,Pd)₃Sn
• Rustumite
  Monoclinic
  Ca₁₀(Si₂O₇)₂(SiO₄)Cl₂(OH)₂

• Rutainium
  syn. of Ruthenium

• Ruteenium
  syn. of Ruthenium

• Ruten
  syn. of Ruthenium

• Ruteni
  syn. of Ruthenium

• Rutèni
  syn. of Ruthenium

• Rutenij
  syn. of Ruthenium

• Rutēnijs
  syn. of Ruthenium

• Rutenijum
  syn. of Ruthenium

• Rutenio
  syn. of Ruthenium

• Rutênio
  syn. of Ruthenium

• Rutenis
  syn. of Ruthenium

• Ruteniu
  syn. of Ruthenium

• Rutenium
  syn. of Ruthenium

• Ruténium
  syn. of Ruthenium

• Ruteniy
  syn. of Ruthenium

• Rûtenyûm
  syn. of Ruthenium

• Rutenyum
  syn. of Ruthenium

• Ruthenarsenite
  Orthorhombic
  (Ru,Ni)As

• Rutheni
  syn. of Ruthenium

• Rutheniridium
  var. of Iridium
  (Ir,Ru)

• Rutheniridosmine
  Not to be confused with ruthenosmiridium.
  Hexagonal
  (Ir,Os,Ru)

• Ruthenium
  Hexagonal
  (Ru,Ir)