The Moslavačka Gora crystalline massif in Croatia: a Cretaceous heat dome within remnant Ordovician granitoid crust

Starijaš, Biljana; Gerdes, Axel; Balen, Dražen; Tibljaš, Darko; Finger, Fritz

doi:10.1007/s00015-010-0007-3

Swiss Journal of Geosciences

Table 4 U–Th–Pb ages of monazites from Central Granite, metagranites and metapelites from the MGM

From: The Moslavačka Gora crystalline massif in Croatia: a Cretaceous heat dome within remnant Ordovician granitoid crust

	Th (wt%)	U (wt%)	Pb (wt%)	Th* (wt%)	Age ± 2σ (Ma)
Central Granite (sample BS 1)
m 2.1	3.870	0.984	0.016	7.004	53 ± 30
m 2.2	4.606	2.601	0.050	12.911	87 ± 16
m 4	3.682	1.070	0.022	7.096	71 ± 29
m 6.1	9.250	6.342	0.103	29.494	79 ± 7
m 6.2	8.326	4.616	0.084	23.064	82 ± 9
m 6.3	5.869	2.576	0.053	14.095	85 ± 15
					80 ± 5
Central Granite (sample BS 2)
m 3	6.083	0.836	0.028	8.749	71 ± 24
m 4	5.641	0.496	0.034	7.226	106 ± 29
m 7	5.928	0.383	0.030	7.151	94 ± 29
m 8.1	4.473	0.095	0.015	4.775	71 ± 44
m 8.2	3.804	0.035	0.019	3.915	109 ± 53
m 8.3	3.700	0.376	0.010	4.898	48 ± 43
					84 ± 22
Central Granite (sample BS 4)
m 1	5.993	0.198	0.028	6.625	94 ± 31
m 2.1	5.410	0.140	0.023	5.857	88 ± 61
m 2.2	3.074	0.125	0.010	3.473	65 ± 104
m 4.1	5.460	0.116	0.008	5.828	29 ± 62
m 4.2	5.128	0.101	0.025	5.450	103 ± 66
m 5.1	3.467	0.108	0.024	3.811	141 ± 94
m 5.2	6.009	0.169	0.035	6.548	120 ± 55
m 6.1	3.743	0.105	0.032	4.079	178 ± 88
					96 ± 29
Garić-grad metagranite (sample BS 3)
m 1.1	1.761	0.430	0.012	3.133	84 ± 115
m 1.2	1.971	0.410	0.011	3.280	78 ± 110
m 1.3	1.770	0.417	0.010	3.101	71 ± 117
					78 ± 64
x 1.1	0.946	1.474	0.025	5.659	101 ± 64
x 1.3	1.654	2.657	0.041	10.144	91 ± 36
x 1.4	0.513	0.955	0.013	3.562	83 ± 102
x 1.5	0.808	1.057	0.027	4.200	147 ± 86
x 1.6	1.631	2.494	0.047	9.611	111 ± 38
					103 ± 22
Garić-grad metagranite (sample BS 21a)
m 1.1	4.242	0.670	0.062	6.404	216 ± 28
m 1.2	3.579	0.693	0.051	5.809	199 ± 44
					211 ± 23
m 2	4.645	1.775	0.047	10.319	102 ± 18
m 4.1	5.919	0.270	0.028	6.782	94 ± 27
m 4.2	3.522	0.744	0.028	5.903	107 ± 43
m 4.3	7.079	0.808	0.049	9.665	113 ± 26
m 5	5.595	1.920	0.042	11.722	81 ± 15
					95 ± 16
Jelen grad metagranite (sample BS 20)
m 1	4.572	0.836	0.031	7.243	96 ± 29
m 3	4.251	3.501	0.071	15.447	103 ± 14
m 5.1	4.014	0.187	0.019	4.609	91 ± 78
m 5.2	3.706	1.467	0.025	8.385	67 ± 43
m 6.1	3.518	4.072	0.073	16.536	99 ± 13
m 6.2	3.685	3.500	0.052	14.858	80 ± 17
m 6.3	3.840	3.571	0.055	15.241	82 ± 14
					92 ± 11
Jelen grad metagranite (sample BS 36G)
m 1	4.080	0.266	0.018	4.928	80 ± 37
m 2	4.050	0.662	0.019	6.160	71 ± 29
m 5	4.264	1.040	0.037	7.592	110 ± 24
m 7	1.999	0.186	0.007	2.592	64 ± 70
					90 ± 35
Metapelite (sample BS 8)
m 2	4.503	0.605	0.023	6.435	82 ± 56
m 4	4.621	0.404	0.010	5.906	40 ± 61
m 5	4.780	0.554	0.034	6.552	116 ± 32
m 6	0.911	0.660	0.007	3.013	50 ± 120
m 7	3.892	0.762	0.027	6.328	95 ± 57
					95 ± 21
Metapelite (sample BS 9)
m 2	3.308	0.328	0.052	4.369	265 ± 41
m 3	4.032	0.353	0.070	5.176	302 ± 40
m 4	2.443	0.142	0.037	2.904	283 ± 71
m 5	3.694	0.523	0.069	5.389	286 ± 38
m 6.1	4.148	0.380	0.061	5.374	253 ± 39
m 6.2	1.201	0.178	0.020	1.776	254 ± 117
					276 ± 18
m 6.3	6.122	0.251	0.037	6.925	120 ± 52
m 6.4	4.159	0.409	0.029	5.468	119 ± 47
m 6.5	3.907	0.678	0.031	6.076	117 ± 59
m 6.6	3.733	0.278	0.030	4.623	145 ± 78
m 6.8	4.174	0.322	0.023	5.203	100 ± 69
					119 ± 25
Metapelite (sample BS 10)
m 1	3.947	0.314	0.023	4.949	103 ± 36
m 2.1	4.242	0.466	0.022	5.730	85 ± 63
m 2.2	4.648	0.299	0.024	5.604	97 ± 64
m 2.3	4.869	0.731	0.025	7.202	79 ± 50
m 2.4	4.817	0.420	0.030	6.161	110 ± 59
m 3.1	4.814	0.368	0.021	5.988	81 ± 60
m 4.1	4.256	0.439	0.026	5.659	104 ± 64
m 4.2	4.045	0.485	0.021	5.592	84 ± 65
m 4.3	4.134	0.520	0.027	5.797	106 ± 62
m 4.4	2.943	0.640	0.025	4.989	113 ± 72
m 5	4.972	0.277	0.028	5.858	106 ± 62
m 6.1	4.201	0.488	0.015	5.756	59 ± 63
m 6.2	4.958	0.192	0.025	5.573	100 ± 65
					95 ± 16
Metapelite (sample BS 11)
m 1.1	4.920	0.723	0.031	7.230	96 ± 29
m 1.2	2.491	0.403	0.017	3.779	102 ± 96
m 1.3	4.292	0.446	0.016	5.714	65 ± 63
m 1.4	4.785	0.568	0.016	6.594	56 ± 55
m 1.5	2.469	0.514	0.022	4.113	120 ± 88
m 2	7.704	0.648	0.047	9.775	109 ± 21
m 3	1.889	0.404	0.015	3.180	103 ± 114
m 4	5.293	0.691	0.028	7.499	84 ± 48
m 5	1.251	0.214	0.010	1.935	114 ± 187
m 6	3.255	0.589	0.029	5.141	125 ± 70
					99 ± 14

Errors are 2σ for single analyses. Weighted average ages in bold were calculated at the 95% confidence level

Back to article page