Geochemical Signature of Magmatic-Hydrothermal Fluids Exsolved from the Beauvoir Rare-Metal Granite (Massif Central, France): Insights from LA-ICPMS Analysis of Primary Fluid Inclusions

Table 4

Chemical compositions of fluid inclusions from the Beauvoir granite and the La Bosse stockwork determined by LA-ICPMS.

FI-type	Sample	FI n°	Host-	Size	Salinity	Concentrations (ppm)														Mass ratios
			mineral	µm	wt.% NaCl eq	Na	Li	Mg	K	Ca	Mn	Fe	Rb	Sr	Nb	Sn	Cs	Ta	W	Na/Li	Na/K
Beauvoir granite
L1-type	B1-379a	9a	Qtz	20	27.0	106250	9140	bdl	23150	bdl	8930	bdl	5000	bdl	180	6250	34550	130	bdl	12	4.6
L1-type	B1-379a	A6a	Qtz	23	27.0	106250	4450	bdl	36560	bdl	21300	12550	9030	16	bdl	18750	22200	18	1110	24	2.9
L1-type	B1-379a	A6b	Qtz	17	26.3	103500	8240	775	41720	bdl	29300	15300	1380	31	41	38450	71700	24	2970	13	2.5
L1-type	B1-379a	A6c	Qtz	19	26.7	105100	4670	bdl	32300	bdl	22800	16800	9330	130	36	18950	75650	22	920	23	3.3
L1-type	B1-379c	C1	Qtz	14	28.1	110600	17960	4770	40000	bdl	17000	bdl	4110	bdl	1450	1170	25900	180	bdl	6.2	2.8
V2-type	B1-379a	10a	Qtz	14	18.2	71600	25440	bdl	33850	bdl	22400	bdl	7360	bdl	bdl	4270	19100	bdl	250	2.8	2.1
V2-type	B1-379c	15v	Qtz	24	21.9	86200	28480	1980	46200	bdl	2640	bdl	11100	bdl	bdl	1100	21600	bdl	550	3.0	1.9
L2-type	B1-379a	7a	Qtz	30	48.1	189300	10900	bdl	82550	bdl	56900	26600	19250	32	17	42500	33600	bdl	1380	17	2.3
L2-type	B1-379c	6l	Toz	15	42.4	166850	7370	bdl	65350	bdl	56900	bdl	14950	bdl	bdl	30150	24100	bdl	2080	23	2.6
L2-type	B1-379c	6m	Toz	25	40.4	159000	11730	1010	72800	bdl	58450	bdl	15600	84	bdl	38850	24550	bdl	2130	14	2.2
L2-type	B1-379c	8a	Qtz	30	44.8	176300	27210	bdl	107150	bdl	85600	41800	20600	49	11	14300	23700	2.2	1230	6.5	1.6
L2-type	B1-379c	8c	Qtz	30	48.2	189700	33600	bdl	128000	bdl	86500	22000	44100	bdl	bdl	17600	24150	bdl	bdl	5.6	1.5
L2-type	B1-379c	9a	Qtz	20	40.2	158200	51310	bdl	82600	bdl	44550	bdl	20600	bdl	1590	75000	42150	2280	4250	3.1	1.9
La Bosse stockwork
L1-type	ECH-X2b	6	Qtz	24	27.0	106250	9050	615	19350	bdl	115200	141800	1130	64	bdl	580	9750	bdl	230	12	5.5
L1-type	ECH-X2b	44a	Qtz	16	28.6	112550	6740	bdl	52600	bdl	25300	58600	1410	200	bdl	1710	10800	bdl	bdl	17	2.1
L1-type	ECH-X2b	44b	Qtz	10	28.7	112950	5740	1450	58500	bdl	30400	66150	1940	130	bdl	5870	14800	bdl	185	20	1.9
V2-type	ECH-X2b	D4	Qtz	42	6.9	27150	4160	1925	10500	bdl	450	16600	4130	630	22	2200	3300	bdl	220	6.5	2.6
V2-type	ECH-11b	1a	Qtz	20	1.4	5500	5930	21250	10150	bdl	25200	bdl	560	540	bdl	26200	5950	bdl	480	0.9	0.5
V2-type	ECH-11b	22a	Qtz	30	2.6	10250	2740	15060	21360	bdl	2730	49200	5230	54	bdl	60	370	bdl	310	3.7	0.5
L2-type	ECH-X2b	B2	Toz	16	36.7	144400	6110	9700	61950	bdl	39500	90900	3500	560	110	16200	10900	17	1310	24	2.3
L2-type	ECH-X2c	21a	Qtz	25	36.3	142850	8060	230	115100	bdl	71800	129000	7400	150	bdl	21600	41700	bdl	670	18	1.2
L2-type	ECH-X2c	22	Qtz	30	35.9	141300	4260	110	51500	bdl	33350	54700	2410	91	bdl	2215	16150	bdl	240	33	2.7
L2-type	ECH-11a	17a	Qtz	25	36.1	142050	10370	bdl	166500	bdl	98950	232400	7040	165	63	16000	83600	bdl	585	14	0.9
L3-type	ECH-X2c	9b	Toz	25	3.5	13800	3090	4150	6600	bdl	28650	67300	1000	1900	160	8900	20800	bdl	1100	4.5	2.1
L3-type	ECH-X2b	A4	Qtz	77	4.5	17700	925	7810	3000	bdl	21850	24150	610	15.0	57	2870	1150	1.8	920	19	5.9
L3-type	ECH-X2b	C3b	Qtz	32	5.6	22050	7610	26260	17700	bdl	59550	170500	3340	4520	87	14900	10150	bdl	1400	2.9	1.2
L3-type	ECH-11a	8a	Qtz	16	4.1	16150	1850	bdl	5700	bdl	bdl	bdl	690	bdl	bdl	200	3300	bdl	bdl	8.7	2.8

bdl: below detection limit; Qtz: quartz; Toz: topaz.