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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
Color: Dark blue
Un calcaire composé presque exclusivement de fragments de coquillage fossilisés
Namely: Refers to rocks that form when rising magma carries away fragments of clay and marl in the form of inclusions
colorless gray
Perles en rhodochrosite en 4mm facettée Color: Dark blueRhodochrosite beads. Color: Pink, white Size: 4mm Country of origin: Argentina Gemological information about rhodochrosite: Possible color: Pink to red Density: Between 3. 40 and 3. 70 Hardness: Between 3. 5 to 4 Crystal system: Trigonal Fracture: Uneven, conchoidal Cleavage: Easy, perfect Polariscope: Anisotropic (does not restore if opaque) Refractive index: n0: 1. 786 to 1. 840 ne: 1. 578 to 1. 685 Birefringence: 0. 201 to 0. 221 Chelsea Filter: No
