Wanted categories

Showing below up to 20 results in range #1 to #20.

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1. Non-Metallic‏‎ (210 members)
2. Fluorspar‏‎ (185 members)
3. Fluorite‏‎ (143 members)
4. Metallic‏‎ (143 members)
5. Zinc‏‎ (121 members)
6. Lead‏‎ (114 members)
7. Sphalerite‏‎ (87 members)
8. Galena‏‎ (85 members)
9. Calcite‏‎ (80 members)
10. Glen Dean Limestone‏‎ (75 members)
11. Renault Limestone‏‎ (75 members)
12. Upper Mississippi Valley‏‎ (72 members)
13. Chesterian Series‏‎ (63 members)
14. Galena Group‏‎ (62 members)
15. Platteville Group‏‎ (62 members)
16. Ste. Genevieve Limestone‏‎ (62 members)
17. Aux Vases Sandstone‏‎ (59 members)
18. Quartz‏‎ (49 members)
19. Pyrite‏‎ (39 members)
20. St. Louis Sandstone‏‎ (39 members)

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