Mineral: Kalborsite - The named derived from the composition: KAlium (potassium), ALuminium, BORate, and SIlicon.31 Outubro 2015@polyvore-editorial @polyvore

Mineral: Kalborsite \n- The named derived from the composition: KAlium (potassium), ALuminium, BORate, and SIlicon.\n\n31 Outubro 2015\n@polyvore-editorial @polyvore 

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