Well	Sample ID	Core depth (ft-m)	Dense zones	Estimated porosity	Permeability (mD)	
				Mini-porosimeter	Plug (N2) 	BSE pictures analysis	Plug (N2) 	Mini-permeameter	
A8	A8-240	10240-3121.1	Chalk cemented with micro-quartz	–	–	Zone 1: 24.4
Zone 2: 17.1	–	–	
A8	A8-249	10249-3123.9	Chalk cemented with micro-quartz	17–25 	–	3.4	–	–	
A8	A8-273	10273-3131.2	Chalk cemented with microquartz	–	–	0.8	–	–	
A8	A8-286	10286-3135.1	Chalk with micro-quartz associated with clay minerals	–	34.4
	25.9
	–	1.6
	
A8	A8-423	10423-3176.9	Stylolitised chalk	–	–	32.6
	–	–	
A8	A8-452.3-1	10452.3-3185.8	Chalk with flint nodule	28	–	26.8 (Chalk)
8.32 (Flint)	-	–	
A8	A8-452.3-2	10452.3-3185.8	Stylolitised chalk	30–36	–	4.0	3–8	–	
A8	A8-511	10511-3203.7	Chalk with flint nodule	–	18.1	17.7 (Chalk)
4.4 (Flint)	0.03	–	
A8	A8-515	10515-3205.0	Chalk with micro-quartz associated with clay minerals	–	17.9	31.5	0.07	–	
A8	A8-523	10523-3207.4	Chalk with micro-quartz associated with clay minerals	15–20	19.1	6.3	–	2.5	
A8	A8-535	10535-3211.1	Chalk with micro-quartz associated with clay minerals	13–25	13.7	9.8	–	0.01	
X32	X32-589	10589-3227.5	Chalk with flint nodule	12–38	24.4	18.2	–	–	
X32	X32-598	10598-3230.3	Chalk with micro-quartz associated with clay minerals	35–40	35.3	19.6	–	1.13	
X32	X32-613	10613-3234.8	Chalk with micro-quartz associated with clay minerals	20–25	25.4	15.8	–	0.31	
X32	X32-647-1	10647-3245.2	Chalk with flint nodule	–	–	–	–	–	
X32	X32-659-1	10659-3248.9	Calcite cemented chalk	2–10	4.5	2.8	–	–	
X32	X32-659-2	10659-3248.9	Chalk with micro-quartz associated with clay minerals	20	–	16.9	9.3	–	
X32	X32-660	10660-3249.2	Chalk with flint nodule	–	–	10.6 (Flint)	–	–	
X32	X32-690-1 	10690-3258.3	Stylolitised chalk	30–35	35.4	28.9	2.85	2–3	
X32	X32-690-2	10690-3258.3	Stylolitised chalk	30	–	24.1	–	–	
X32	X32-705-1	10705-3262.9	Stylolitised chalk	–
	–
	25.8
	–	–	
X32	X32-705-2	10705-3262.9	Stylolitised chalk	20
	–
	18.4	8.7
	–	
X32	X32-705-3	10705-3262.9	Stylolitised chalk	30–33	32.3	24.1	0.4	2.7	
X32	X32-721 	10721-3267,8	Stylolitised chalk	–	25–35	–	0.7–1.5	–	
X32	X32-734-1	10734.5-3271,9	Stylolitised chalk	25–30
	–
	20.8
	–
	–
	
X32	X32-734-2	10734.5-3271,9	Stylolitised chalk	25–30	31.4	–	5.42	–
	
X32	X32-745	10745-3275,1	Stylolitised chalk	–	28.1	18.4	1.8	2.46	
X32	X32-746-2	10746-3275,4	Stylolitised chalk	24	–	24.1	<0.01	–
	
X32	X32-754	10754-3277,8	Stylolitised chalk	28–35	32.60	41.2	1.0	5.30	
Core samples from wells A8 and X32 with dense zones estimated porosity and permeability.