Çevretepe-Dozuztekne

Location - Turkey

Age (of portore) - 85 Ma

Original size - 0.07 million tonnes of Mn

References

Öztürk, H., 1997, Manganese deposits in Turkey: Distribution, types and tectonic setting: Ore Geology Reviews, v. 12, p. 187-203.

 

major elements - trace elements

Major Elements, oxide percent
		%	%	%	%	%	%	%	%	%	%	%
		MnO	Fe2O3tot	SiO2	Al2O3	CaO	MgO	K2O	Na2O	TiO2	P2O5	LOI
average	sample	18.92	36.26	15.0	2.50					0.11	0.96
no sample	1	20.7	31.6		3.2					0.12	0.893
descriptions	2	21.0	32.6		2.88					0.12	0.985
available	3	16.7	31.5		3.43					0.16	1.031
	4	17.9	34.4		3.02					0.05	0.916
	5	17.9	36.2		2.76					0.11
	6	18.0	45.3	11.8	0.28
	7	19.4	39.0	15.9	0.36
	8	17.9	30.0	19.3	0.59
	9	20.8	45.8	13.0	6.01

 

Trace elements, ppm
	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm	ppm
	As	Ba	Cd	Co	Cr	Cu	Mo	Nb	Ni	Pb	Rb	Sc	Sr	Th	U	V	Y	Zn	Zr
avg	815			975		1140			550	250								1400
1	800					1500				200								700
2	1300					1500				300								700
3	1100					800												800
4	60					200												8000
5
6				900		1300			700									200
7				1000		1100			600									200
8				900		1600			300									300
9				1100		1100			600									300

blank or nr = not reported; bd = below detection

Rare-earth elements, none reported

 

Isotopes, none reported