Larimar Black or Petrified Palm Slices

This specimen comes from the same vain as the Larimar. The locals call it black Larimar, Black Larimar is actually Petrified Palm. This material can have Blue, white or red Pectolite in it.
Although is more scares than Larimar it has much less value than Larimar.

Carbon: Rough Specimen polished
Weight: NA
Size: Assorted

Gemological Properties:
Chemical Elements: Ca, Fe, Ti, Sr
Crystal Structure: Calcite, Morimotoite
Color: Black, Green
Hardness: Typically 6.5 to 7
Refractive Index: NA
Density: 2.70 – 2.90
Cleavage: NA
Transparency: Opaque
Double Refraction or Birefringence:NA
Luster: Silky
Fluorescence: Weak: Red