Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.25-3.503.15-3.259
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
Distinct
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
-99995.5-6
2
10
👆🏻
Chemical Composition
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)