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0 at 1590€
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0 at 855mm
MINERALS BY COUNTRY
TYPE OF MINERAL
Customer ratings
93.85% positive
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Shipping and delivery
This product has been sold or is no longer available.
990
grams
14
cm
SOLD
Reference
210505371
Size mm
140x90x80
210505371
Size mm
140x90x80
Translate to :
Characteristics :
| Density | 2.98 |
| Hardness | 5.50 |
| Group | Inosilicates (Silicate) |
| Formula | Ca2(Mg4.5-2.5Fe2+0.5-2.5)S=5Si8O22(OH)2 |
| Cleavage | {110} parfait |
| Break | Irrégulière, sous conchoïdale |
Chemical composition :
| O | Oxygen | Other no metal | 45.01% |
| Si | Silicon | Metalloids | 25.64% |
| Mg | Magnesium | Alkaline earth metal | 9.71% |
| Ca | Calcium | Alkaline earth metal | 8.6% |
| Fe | Iron | Transition metal | 8.58% |
| Al | Aluminum | Poor metal | 1.39% |
| Na | Sodium | Alkali metal | 0.59% |
| H | Hydrogen | Other no metal | 0.24% |
| Mn | Manganese | Transition metal | 0.13% |
| Ti | Titanium | Transition metal | 0.11% |
| 100% | |||
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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