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Staurotid of Brittany on ganges - France - 210605539
This product has been sold or is no longer available.
160
grams
12
cm
SOLD
Reference
210605539
Size mm
120x70x40
210605539
Size mm
120x70x40
Translate to :
Staurolite or staurolite is a mineral species from the silicate group and the nesosubsilicate subgroup, with the formula (Fe,Mg,Zn,Co)1,5-2Al9(SiO4)4O6(O,OH)2 with traces of Ti, Cr, Mn, Co and Li. It crystallizes in the monoclinic crystal system.
Characteristics :
Density | 3.65 |
Hardness | 7.00 à 7.50 |
Group | Nésosilicate (Silicate) |
Formula | Fe2+2Al9Si4O23(OH) |
Cleavage | {010} distinct |
Break | Irrégulière, Conchoïdale, Esquilleuse |
Shipping time
Your orders are usually shipped the day of the order and at the latest after 2 working days.
Delivery delay
Once the package is supported by the postal service, delivery times are those announced by the Post (letter followed or Colissimo followed). Parcel shipping from France.
Returns and Refund
Our refund and return policy lasts 14 days. You can read the details on the "return and delivery" page.
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