Abhurite

Abhurite is a mineral of tin, oxygen, hydrogen, and chlorine with the formula Sn21[O6|(OH)14|Cl16]. It is named after Sharm Abhur, a cove of the Red Sea. Its Mohs scale rating is 2.
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General Information:
 Chemical Formula:
Sn3O(OH)2Cl2
 Composition:
(Molecular Weight = 477.05 gm)
Tin 74.65 % Sn
Hydrogen 0.42 % H 
Chlorine 14.86 % Cl
Oxygen 10.06 % O 
 Empirical Formula:
Sn3O(OH)2Cl2
 Environment:
Found on ship-wrecked corroded tin ingots.
 IMA Status:
Approved IMA 1983
 Locality:
TL: Sharm Abhur, a cove in the Red Sea, Saudi Arabia, Jiddah, Red Sea
 Name Origin:
Named for its locality.
Physical Properties:
 Cleavage:
None
 Color:
colorless.
 Density:
4.29 - 4.34, Average = 4.31
 Diaphaniety:
Transparent
 Habits:
Euhedral Crystals - Occurs as well-formed crystals showing good external form., ,
 Hardness:
2 - Gypsum
 Luster:
Chatoyant
 Streak:
white
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