Lithological Description 4o2t3

Lithological description From 300m to 305m: 90% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. From 305m to 355m: 60% - 90% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. 10% - 30% Claystone: grey to yellow, greenish, plastic. Traces: glauconit, mica, fossils. From 355m to 375m: 70% - 80% Calcareous Claystone: dark grey to grey, plastic. 20% - 30% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. Traces: mica, fossils. From 375m to 385m: 80% - 90% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. 10% - 20%: Clay: dark grey to grey, plastic. Traces: mica, fossils. From 385m to 395m: 100% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. Traces: mica, coal, glauconit, fossils. From 395m to 405m: 80% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. 20% Clay: dark grey to grey, plastic. Traces: mica, coal, fossils. From 405m to 440m: 50% - 80% Clay: dark grey to grey, plastic. 20% - 50% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. Traces: mica, coal, fossils. From 440m to 495m: 50% - 90% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. 10% - 50% Clay: dark grey to grey, plastic. Traces: mica, coal, fossils. From 495m to 550m: 60% - 80% Clay: dark grey to grey, plastic.

20% - 40% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. Traces: mica, coal, fossils. From 550m to 570m: 60% - 70% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. 30% - 40% Clay: dark grey to grey, plastic. Traces: mica, coal, fossils. From 570m to 620m: 40% - 70% Clay: dark grey to grey, plastic. 20% - 50% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, medium sorted. 10% - 30% Coal: black. Traces: mica, fossils. From 620m to 660m: 90% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, well sorted. 10% Clay: dark grey to grey, plastic. Traces: mica, coal, glauconit. From 660m to 680m: 70% - 80% Clay: dark grey to grey, plastic. 20% - 30% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, well sorted. Traces: mica, coal, fossils, glauconit. From 680m to 700m: 70% - 80% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, medium grained, well sorted. 10% - 20% Coal: black. 10% Clay: dark grey to grey, plastic. Traces: mica, fossils. From 700m to 720m: 70% - 80% Clay: dark grey to grey, plastic. 20% - 30% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. Traces: mica, coal, fossils. From 720m to 730m: 70% Clay: dark grey to grey, plastic. 30% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. Traces: mica, coal, fossils. From 730m to 780m: 50% - 80% Clay: dark grey to grey, plastic.

10% - 40% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. 10% Coal: black. Traces: mica, fossils. From 780m to 785m: 60% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. 30% Clay: dark grey to grey, plastic. 10% Coal: black. Traces: mica, fossils. From 785m to 790m: 60% Clay: dark grey to grey, plastic. 30% Coal: black. 10% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded,fine grained, very well sorted. Traces: mica, fossils. From 790m to 830m: 60% - 80% Coal: black. 10% - 30% Clay: dark grey to grey, plastic. 10% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. Traces: mica, fossils. From 830m to 880m: 70% - 80% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. 10% - 20% Clay: dark grey to grey, plastic. 10% Coal: black. Traces: mica, fossils. From 880m to 900m: 60% - 80% Clay: dark grey to grey, soft, plastic. 20% - 40% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. Traces: mica, fossils, coal. From 900m to 930m: 70% - 80% Calcareous Claystone : dark grey to grey, soft, plastic. 10% - 20% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. 10% - 20% Sandstone: quartzose , whitish, fine grained, subangular to subrounded, well sorted, calcareous cement, friable. Traces: mica, fossils coal. From 930m to 960m: 80% - 90% Calcareous Claystone: grey, soft, plastic.

10% - 20% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. Traces: mica, sandstone, fossils, coal. From 960m to 975m: 100% Calcareous Claystone: grey, soft, plastic. Traces: fossils, sand, coal. From 975m to 1005m: 100% Marl: light grey, plastic. Traces: fossils, coal. From 1005m to 1025m: 80% - 90% Marl: light grey, plastic. 10% - 20% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained, very well sorted. Traces: fossils, coal, limestone. From 1025m to 1090m: 100% Marl: light grey, plastic. Traces: fossils, coal, limestone. From 1090m to 1100m: 100% Calcareous Claystone: dark grey to grey, soft, plastic. Traces: fossils, sand. From 1100m to 1130m: 70% - 90% Calcareous Claystone: dark grey to grey, soft, plastic. 10% - 30% Sandstone: calcareous , whitish, fine grained,subangular to subrounded, well sorted, calcareous cement, friable, poor cemented. From 1130m to 1150m: 70% - 80% Calcareous Claystone: dark grey to grey, soft, plastic. 10% - 20% Sand: quartzitic, whitish, yellow to light grey, transparent to translucid, subangular to subrounded, fine grained ,very well sorted. 10% Sandstone: whitish, fine grained, subangular to subrounded, well sorted, calcareous cement, friable. Traces: coal, limestone. From 1150m to 1190m: 90% Calcareous Claystone: dark grey to grey, soft, plastic. 10% Sandstone: whitish, fine grained, subangular to subrounded, well sorted, calcareous cement, friable. Traces: coal, limestone, sand. From 1190m to 1225m: 100% Calcareous Claystone: dark grey to grey, soft, plastic. Traces: coal, limestone, sand.

From 1225m to 1250m: 100% Calcareous Claystone: grey, soft, plastic. Traces: coal, limestone, sandstone. From 1250m to 1290m: 80% - 90% Calcareous Claystone: grey, soft, plastic. 10% - 20% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement, friable. Traces: coal, limestone, sand. From 1290m to 1305m: 100% Calcareous Claystone: grey, soft, plastic. Traces: coal, limestone, sandstone. From 1305m to 1385m: 80% - 90% Calcareous Claystone: grey, soft, plastic. 10% - 20% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement, friable. Traces: coal, glauconite, sand. From 1385m to 1400m: 100% Calcareous Claystone: grey, soft, plastic. Traces: sandstone. From 1400m to 1430m: 80% - 90% Calcareous Claystone: grey, soft, plastic. 10 – 20% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement, friable. From 1430m to 1530m: 100% Calcareous Claystone: grey, soft, plastic. Traces: sandstone. From 1530m to 1590m: 100% Calcareous Claystone: fine silty, grey, soft, plastic. Traces: sandstone. From 1590m to 1610m: 70% - 80% Calcareous Claystone: fine silty, grey, soft, plastic. 20% - 30% Sand: quartizitic, transparent, subangular to subrounded, fine to medium grained, medium sorted. Traces: sandstone. From 1610m to 1645m: 40% - 70% Sand: quartizitic, transparent, subangular to subrounded, fine to medium grained, medium sorted. 20% - 40% Calcareous Claystone: fine silty, grey, soft, plastic. 10% - 20% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement.

From 1645m to 1680m: 60% - 80% Calcareous Claystone: fine silty, grey, soft, plastic. 20% - 40% Sand: quartizitic, transparent, subangular to subrounded, fine granulated, medium sorted. Traces: sandstone. From 1680m to 1720m: 40% - 70% Calcareous Claystone: fine silty, grey, soft, plastic. 20% - 30% Sand: quartizitic, transparent, subangular to subrounded, fine granulated, medium sorted. 10% - 30% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement. From 1720m to 1740m: 90% Calcareous Claystone: fine silty, grey, soft, plastic. 10% Sand: quartizitic, transparent, subangular to subrounded, fine granulated, medium sorted. From 1740m to 1760m: 70% - 80% Calcareous Claystone: fine silty, grey, soft, plastic. 10% - 20% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement. 10% Sand: quartizitic, transparent, subangular to subrounded, fine granulated, medium sorted. From 1760m to 1770m: 90% Calcareous Claystone: fine silty, light to dark grey, soft, plastic. 10% Sand: quartizitic, transparent, subangular to subrounded, fine granulated, medium sorted. Traces: sandstone. From 1770m to 1780m: 100% Calcareous Claystone: fine silty, light to dark grey, soft, plastic. Traces: sand, sandstone. From 1780m to 1790m: 100% Calcareous Claystone: fine silty, light to dark grey, soft, plastic, and Calcareous Claystone, brownish, fine silty, fine stratification, with thin layers of limestone. From 1790m to 1795m: 90% Calcareous Claystone: fine silty, light to dark grey, soft, plastic, and Calcareous Claystone, brownish, fine silty, fine stratification, with thin layers of limestone. 10% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement.

From 1795m to 1870m: 100% Calcareous Claystone: fine silty, light to dark grey, soft, plastic and Calcareous Claystone, brownish, fine silty, fine stratification, with thin layers of limestone. From 1870m to 1920m: 100% Marl: light gray to whitish, plastic. From 1920m to 1925m: 70% Marl: light gray to whitish, plastic. 30% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement. From 1925m to 1930m: 40% Marl: light gray to whitish, plastic. 30% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement. 30% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement. From 1930m to 1975m: 20% - 70% Argillaceous Limestone: grey whitish to yelowish, britlle, poor to medium compacted. 10% - 50% Sandstone: whitish, friable, fine grained, subangular to subrounded, well sorted, calcareous cement. 20% - 40% Marl: light gray to whitish, plastic. From 1975m to 1990m: 90% Argillaceous Limestone: grey whitish to yelowish, britlle, poor to medium compacted. 10% Marl: light gray to whitish, plastic. Traces: glauconite. From 1990m to 2055m: 100% Limestone: whitish, britlle, poor to medium compacted. Traces: glauconite. From 2055m to 2065m: 100% Argillaceous Limestone: grey whitish to whitish, britlle, poor to medium compacted. Traces: glauconite. From 2065m to 2075m: 90% Argilaceous Limestone: whitish, britlle, poor to medium compacted. 10% Marl: light gray to whitish, plastic. Traces: glauconite. From 2075m to 2095m: 100% Argillaceous Limestone: grey whitish to whitish, britlle, poor to medium compacted.

Traces: glauconite. From 2095m to 2115m: 60% - 90% Marl: light gray and brown redish, plastic. 10% - 40% Argilaceous Limestone: gray to whitish, britlle, poor to medium compacted. Traces: glauconite. From 2115m to 2125m: 100% Silty Marl: gray, plastic. From 2125m to 2130m: 100%Argillaceous Limestone: grey whitish, poor to medium compacted. Traces: glauconite. From 2130m to 2145m: 70%-80% Marl: light gray , plastic. 20%-30%Argillaceous Limestone: grey whitish, poor to medium compacted. From 2145m to 2150m: 80%Sandy Claystone: light grey to greenish grey, soft. 20%Sandstone: whitish to grey, friable to medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement. Traces: limestone, fossils. Accessories: glauconite. From 2150m to 2155m: 80%Argillaceous Limestone: whitish, poor to medium compacted. 10%Sandy Claystone: light grey to greenish grey, soft. 10%Sandstone: whitish to grey, friable to medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement. Traces: glauconite. From 2155m to 2175m: 70%-90%Argillaceous Limestone: whitish, poor to medium compacted. 10%-30%Sandstone: whitish to grey, medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement. Traces: glauconite. Sample contaminated with ava carb. From 2175m to 2190m: 50%-70% Argillaceous Limestone: whitish, poor to medium compacted. 50%-30% Sandstone: whitish to grey, medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement. Traces: glauconite, claystone. From 2190m to 2195m: 60%Argillaceous Limestone: whitish, poor compacted to firm.

30%Sandstone: whitish to grey, friable to medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement. 10%Sandy Claystone: light grey to greenish grey, soft. Traces: glauconite. From 2195m to 2230m: 50%-60%Argillaceous Limestone: whitish, firm to well compacted; 20%-50%Sandstone: whitish to grey, medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement; 10%-30%Marl silty: arenaceous, grey, well compacted to hard; Traces: glauconite, mica. Argillaceous Limestone: whitish, firm to well compacted; From 2230m to 2245m: 40%-50%Marl silty: arenaceous, grey, well compacted to hard; 40%-Argillaceous Limestone: whitish, firm to well compacted; 10%-20%Sandstone: whitish to grey, medium consolidated, fine to medium grained, subangular to subrounded, moderately sorted, calcareous cement; Traces: glauconite, mica. From 2245m to 2285m: 40%-90%Marl silty: arenaceous, grey, well compacted to hard; 10%-60%Argillaceous Limestone: whitish-grey, firm to well compacted. Traces: Sandstone: whitish to grey, calcareous cement; glauconite, mica. From 2285m to 2305m: 40%-60% Marl silty: arenaceous, grey, well compacted to hard; 30%-40% Argillaceous Limestone: whitish-grey, firm to well compacted; 10%-20% Sandstone: grey, medium consolidated, medium grained, subangular to subrounded, moderately sorted, calcareous cement. Traces: glauconite, mica. From 2305m to 2315m: 80%-90%Argillaceous Limestone: whitish-grey, firm to well compacted; 10%-20%Marl silty: arenaceous, grey, well compacted to hard; Traces: Glauconite. From 2315m to 2360m: 100%Argillaceous Limestone: whitish-grey, firm to well compasted; Argillaceous Limestone (arenaceous): grey, well compacted to hard; Traces: Sandstone, glauconite. From 2360m to 2365m: 100%Argillaceous Limestone: off white, light-grey to grey, firm to well compasted, occasionaly fine sandy; Traces: Silicolite (chaille): light-grey to yellowish, hard, microcrystalline, conchoidal break, mat luster, with fissures calcite clogged.

From 2365m to 2375m: 50-90%Argillaceous Limestone: off white, light-grey to grey, firm to well compasted, occasionaly fine sandy; 10-50%Dolomite: light-grey to yellowish, crystalline, translucent, moderate to well compacted, subangular, moderately sorted; Traces: glauconite, marl. From 2375m to 2420m: 60-80%Dolomite: light-grey to yellowish, crystalline, translucent, moderate to well compacted, subangular, moderately sorted; 20-40%Argillaceous Limestone: off white, light-grey to grey, firm to well compasted, occasionaly fine sandy; Accessories: Glauconite, Pyrite; Traces: Marl.