• Pocket Mindat

• Return to Index: A
• Return to Main Index

Agardite-(La)

• 
  Serpieri Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion (Laurion; Laurium) District, Attikí (Attica; Attika) Prefecture, Greece
  © O. Dziallas

• Formula:
  (La,Ce)Cu₆(AsO₄)₃(OH)₆ · 3H₂O

• System: Hexagonal

• Name:
  Named by Peter J. Modreski in 1983 for its relationship to the other Agardite series minerals.

• IMA Status: Valid (Approved)
  Approved 1980

• Type Locality:
  Dorothea Mine, Freudenstadt, Black Forest, Baden-Württemberg, Germany

• Hardness (Mohs): 3 - 4

• Density: 3.65 g/cm³ (measured)
  3.62 g/cm³ (calculated)

• Lustre: Sub-Vitreous,Resinous,Waxy

• Diapheny: Transparent,Translucent

• Diapheny: brittle

• Colour: Grass-green to dull green, yellowish green to intense bluish green, rarely nearly colourless.

• Streak: greenish white