Porosity Development Controlled by Deep-Burial Diagenetic Process in Lacustrine Sandstones Deposited in a Back-Arc Basin (Makó Trough, Pannonian Basin, Hungary)

Table 1

Distribution of studied samples within the formations.

Formation	Well	Core number	Core thickness (m)	Number of thin sections	Number of samples			Number of clay mineral samples
					Sandstones	Claystones and siltstones	Calcareous marls
Algyő	K1	c1, c2	29.9	14	11	3		8
Algyő	B1	c1	45.7	16	9	5
Szolnok	Szk1	c1	8	14	9	5
Szolnok	M7	c1, c2, c3, c4	36.8	31	22	9		7
Szolnok	M6	c1	9	14	10	4
Szolnok	Mcs1	c1	9	16	10	6
Endrőd	M7	c5, c6	18	18	12		6	4
Endrőd	M6	c2, c3	15	18	12		6
Endrőd	c2	6	19	14		5

Studied in detail.