Seudónimo
Seudónimo
28-10-2016
Chemistry
contestada
What are the three properties of gems?
Respuesta :
Аноним
Аноним
28-10-2016
Crystal system
Hardness
Tenacity or Toughness
Answer Link
Kusamg3
Kusamg3
28-10-2016
Refactive Index
Birefringence
Absorption
Answer Link
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