Metamorphic Deposits; Metamorphic /Metasomatism Processes; types of metamorphic deposits; Processes and Characteristics of Contact Metasomatic Deposits; Skarn Ore Deposits; Ore minerals hosted by contact metasomatic deposits;

1. LECTURE 4:
METAMORPHIC MINERAL DEPOSITS
Prof. Dr. Hassan Z. Harraz
Geology Department, Faculty of Science, Tanta University
hharraz2006@yahoo.com
Spring 2020

3. Metamorphic /Metasomatism Processes

4. Contact Metamorphism
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5. Metamorphic/Metamorphosed Deposits

6. Metamorphic Deposits
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8. Metasomatism
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9. Contact Metasomatism Processes
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10. Processes and Characteristics of
Contact Metasomatic Deposits
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Deposit Chief minerals Occurrences
Iron Magnetite, Hematite New Mexico, Hungary,
Utah
Copper Chalcopyrite, Bornite Arizona, Utah
Zinc Sphalerite New Mexico, Ontario,
Japan
Lead Galena New Mexico, California
Gold Arsenopyrite British Columbia, Canada,
Korea
Tin Cassiterite, Wolframite,
Scheelite
Finland, England, Alaska
Corundum Corundum with magnetite
and silicates
New York
Graphite Graphites with contact
silicates
New York, Ontario, Sri
Lanka
Gangue minerals: Grosullar and Andradite Garnets, Amphibole, Diopside,
Wollastonite, Epidote, Zoisite, Vesuvianite, Anorthite, Albite…. etc.
Table 8: Ore minerals hosted by contact metasomatic deposits

12. Skarn Ore Deposits
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13. Skarns are Associated with Contact Metamorphism
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14. Major Types of Skarn Deposits :
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