books سحنات المعادن
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# antique facies
# On the facies of metamorphic rocks
# facies history
# large facies
# metallic minerals
# Metallic minerals discovered in Yemen
# Definition of metallic minerals
# Metallic minerals around the world
# Metallic minerals production and consumption
# Iron as one of the metallic minerals
# Extraction of non-metallic minerals
# solid facies
# stamens facies
# crystal facies
# Baruvian facies chains
# facies fossil
# Formations located between two different facies
# stone facies map
# Vital facies maps
# trace facies
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سحنة معدنية (Info)
سحنة معدنية:- تعبير يعنى كل الصخور التي تكونت في ظروف متشابهة من حرارة وضغط تؤدى إلى تكوين مجموعة معينة من المعادن في هذه الصخور نتيجة لحدوث تركيب كيميائي خاص. (معجم الجيولوجيا)
