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RM3476   Andradite
Ca3Fe3+2(SiO4)3

Group of andradite crystals, which show us very well defined faces of the dodecahedron truncated at the edges by those of the trapezohedron. It has an intense brown color and a more marked shine on the trapezohedron faces. Specimen from this classic Russian town that is rare today. 3g4h3r

Size: 11 x 5.4 x 4.5 cm.
Main crystal: 5.7 x 5 cm.
Col. Jaime Murria (Barcelona).
220 €
RM2724   Prase quartz and andradite
SiO₂
  -  4. Óxidos e hidróxidos

Group of prase quartz crystals, with good luster, very well defined and contrasting on a matrix covered by andradite crystals. A very aesthetic piece.

Size: 5.7 x 3.7 x 3 cm.
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RM2725   Prase quartz, andradite and hedenbergite
SiO₂
  -  4. Óxidos e hidróxidos

Doubly terminated crystal of prase quartz, with a very good size. It shows an intense green color and polycrystalline growths on the faces of the prism. Very aerial and esthetic specimen on a matrix rich in small andradite crystals and green hedenbergite needles. A very aesthetic piece.

Size: 7.6 x 7 x 5.7 cm.
Main crystal: 5.9 cm.
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