Lapidary and jewellery workshop - Australian opals specialist

Crystallized minerals

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Couleur

yellow

Forme

Non taillée
Not cut

Imperial Topaz

40.00 €

Réf: M1503
Titanite or Sphene

69.00 €

Réf: M2282
Sphalerite (Blende) Transparent to translucent.

7.00 €

Réf: M67a

Other name: blende;
Marcasite or (Marcassite) on calcite

15.00 €

Réf: M1246

Morocco

Sulfur-bearing ore, marcasite can decompose over time and transform into sulfur anhydride and sulfur; thus, it can be coated with lacquer to protect it.
Hambergite

85.00 €

Réf: MX1562

Extremely rare mineral
Clinozoisite

208.00 €

Réf: M394

The translucent crystals are delicately arranged ...

Calcium aluminum silicate (Epidote family)
Yellow Cerussite

90.00 €

Réf: M2435

Strong UV fluorescence (yellow)

Crystal approx. 37x37x34 mm, Lead Carbonate.
Yellow Calcite

49.00 €

Réf: M2693
Yellow Calcite

20.00 €

Réf: M2673
Brazilianite or (Brazilianite)

30.00 €

Réf: M1497

This mineral is extremely rare, especially for ...

Brazilianite: Crystal system: Monoclinic. Chemical formula: NaAl3(PO4)2(OH)4. Hardness: 5.5. Density: 2.98. Phosphate group: Basic sodium and aluminum phosphate.