1. Mineral Resources
2. Online Spatial Data
3. National Mineral Resource Assessment 1998

Mineral assessment tracts in Sierra county, New Mexico

[Additional scientific data in this geographic area]

CR03: Skarn Cu (18b) (Middle Tertiary) , covers 18 % of this area

90%	50%	10%	5%	1%
0	0	0	0	2

CR10: Porphyry Cu (17) (Middle Tertiary) , covers 18 % of this area

90%	50%	10%	5%	1%
0	0	0	0	1

CR13: Porphyry Cu-Au (20c) (Middle Tertiary) , covers 41 % of this area

90%	50%	10%	5%	1%
3	5	9	15	20

CR18: Polymetallic replacement (19a) (Middle Tertiary) , covers 34 % of this area

90%	50%	10%	5%	1%
2	4	6	8	11

CR22: Alkaline Au-Te (22b) (Middle Tertiary) , covers 41 % of this area

90%	50%	10%	5%	1%
2	5	8	12	20

CR25: Massive sulfide, kuroko (28a) (Proterozoic) , covers 1 % of this area

90%	50%	10%	5%	1%
0	1	2	4	6

CR27: Epithermal vein, quartz-adularia (25c + 25d) (Tertiary) , covers 28 % of this area

90%	50%	10%	5%	1%
0	2	5	6	7

CR30: Epithermal vein, quartz-alunite (25e) (Tertiary) , covers 28 % of this area

90%	50%	10%	5%	1%
0	0	0	2	4

CR32: Hot-spring Au-Ag (25a) (Tertiary) , covers 80 % of this area

90%	50%	10%	5%	1%
0	0	0	1	2

CR33: Sediment-hosted Cu, redbed (30b.2) (Pennsylvanian - Permian) , covers 5 % of this area

90%	50%	10%	5%	1%
0	1	2	4	5

SB04: Skarn Cu (18b) (Laramide) , covers 11 % of this area

90%	50%	10%	5%	1%
0	0	1	2	3

SB05: Skarn Zn-Pb (18c) (Laramide) , covers 11 % of this area

90%	50%	10%	5%	1%
0	0	1	2	3

SB15: Porphyry Cu (17) (Laramide) , covers 11 % of this area

90%	50%	10%	5%	1%
2	3	4	6	9

SB16: Porphyry Cu (17) (Middle Tertiary) , covers 11 % of this area

90%	50%	10%	5%	1%
0	0	0	1	2

SB21: Polymetallic replacement (19a) (Laramide) , covers 11 % of this area

90%	50%	10%	5%	1%
4	5	6	8	10

SB22: Polymetallic replacement (19a) (Middle Tertiary) , covers 11 % of this area

90%	50%	10%	5%	1%
3	7	12	14	18

SB30: Epithermal vein, quartz-adularia (25c + 25d) (Tertiary) , covers 13 % of this area

90%	50%	10%	5%	1%
2	3	6	7	8

SB35: Epithermal vein, quartz-alunite (25e) (Tertiary) , covers 13 % of this area

90%	50%	10%	5%	1%
0	0	1	2	4

SB39: Hot-spring Au-Ag (25a) (Tertiary) , covers 13 % of this area

The number of undiscovered deposits in this tract was not estimated.