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Mineral Index - G

• Gottlobite
  Orthorhombic
  CaMg[OH|(VO₄,AsO₄)]
• Götzenite
  Triclinic
  Na₂Ca₅Ti[F₄|(Si₂O₇)₂]

• Götzenite Group
  group name

• Goud
  syn. of Gold

• Goudeyite
  Hexagonal
  (Al,Y)Cu₆[(OH)₆|(AsO₄)₃] · 3H₂O

• Goumbrine
  syn. of Montmorillonite

• Goureite
  syn. of Narsarsukite

• Gouverneurite
  syn. of Dravite

• Gowerite
  Monoclinic
  Ca[B₅O₈(OH)][B(OH)₃]·3H₂O
• Goyazite
  Trigonal
  SrAl₃[(OH)₅|(PO₄)₂] · H₂O

• Goyzaite
  syn. of Goyazite

• Grabstein
  syn. of Amber

• Graebeite
  An organic compound found as brick-red smears in shale from a coal mine in Saxony, Germany. Has been identified as a mixture of two polyhydroxyanthraquinones, Graebeite-α and Graebeite-β.

• Graebeite-α
  A polyhydroxyanthraquinone - a component of Graebeite.

• Graebeite-β
  A polyhydroxyanthraquinone, a component of Graebeite.

• Graemite
  Orthorhombic
  Cu[TeO₃] · H₂O
• Graeserite
  Monoclinic
  (Fe³⁺ ,Ti)₄Ti₃AsO₁₃(OH)

• Grafiet
  syn. of Graphite

• Grafiitti
  syn. of Graphite

• Grafitas
  syn. of Graphite

• Grafite
  syn. of Graphite

• Grafito
  syn. of Graphite

• Grafīts
  syn. of Graphite

• Grafitt
  syn. of Graphite

• Graftonite
  Monoclinic
  (Fe²⁺,Mn²⁺,Ca)₃[PO₄]₂
• Gramaccioliite-(Y)
  Trigonal
  (Pb,Sr)(Y,Mn)Fe³⁺₂(Ti,Fe³⁺)₁₈O₃₈

• Grammatite
  syn. of Tremolite

• Grammite
  syn. of Wollastonite

• Granaadid
  syn. of Garnet Group

• Granaat
  syn. of Garnet Group

• Granaatti
  syn. of Garnet Group

• Granada
  syn. of Garnet Group

• Granat
  syn. of Garnet Group

• Granát
  syn. of Garnet Group

• Granatas
  syn. of Garnet Group

• Granat-Blende
  syn. of Sphalerite

• Granate
  syn. of Garnet Group

• Granater
  syn. of Garnet Group

• Granates
  syn. of Garnet Group

• Granatgruppe
  syn. of Garnet Group

• Granati
  syn. of Garnet Group

• Granato
  syn. of Garnet Group

• Grandidierite
  Orthorhombic
  (Mg,Fe²⁺)(Al,Fe³⁺)₃[O₂|BO₃|SiO₄]

• Grandiferrite
  A substance of anthropogenic origin (burning coal mine dump). Current IMA regulations do not allow such substances to be approved as valid mineral species.
  CaFe₄O₇

• Grandite
  syn. of Andradite-Grossular Series

• Grandreefite
  Monoclinic
  Pb₂SO₄F₂
• Grandviewite
  Monoclinic
  Cu₃Al₉[(OH)₂₉|(SO₄)₂]
• Grantsite
  Monoclinic
  (Na₂,Ca)[V₂O₆|(V⁵⁺,V⁴⁺)₄O₁₀] · 4H₂O

• Gränzerite
  syn. of Sanidine

• Grape Garnet
  var. of Almandine-Pyrope Series

• Grape Willemite
  var. of Willemite

• Graphic Granite
  mixture of Feldspar Group, Quartz

• Graphic Tellurium
  syn. of Sylvanite

• Graphite
  Hexagonal
  C

• Graphite-2H
  polytype of
  Hexagonal
  C

• Graphite-3R
  polytype of
  Trigonal
  C

• Graphitoid (of Shepard)
  syn. of Graphite

• Graphitum
  syn. of Graphite

• Grastite
  syn. of Clinochlore

• Gratonite
  Trigonal
  Pb₉As₄S₁₅
• Grattarolaite
  Trigonal
  Fe³⁺₃[O₃|PO₄]

• Grau Braunstein
  syn. of Pyrolusite

• Grau-Braunsteinerz
  syn. of Manganite

• Grauer Speiskobalt
  syn. of Safflorite

• Grauer Speisskobold
  syn. of Smaltite

• Grauerts
  syn. of Tennantite-Tetrahedrite Series

• Graues Silbererz
  syn. of Tetrahedrite

• Graugiltigerz
  syn. of Tetrahedrite

• Graugiltigerz (of Hausmann)
  syn. of Mercurian Tetrahedrite

• Graugültigerz
  syn. of Freibergite

• Graulichit-(Ce)
  syn. of Graulichite-(Ce)

• Graulichite-(Ce)
  Trigonal
  CeFe³⁺₃[(OH)₆|(AsO₄)₂]

• Graumanganerz
  syn. of Manganite

• Grauspiessglanzerz
  syn. of Stibnite

• Grauspiessglaserz
  syn. of Stibnite