Comparing Localities
Comparing:
North Woburn, Woburn, Middlesex County, Massachusetts, USA
with
Rocca Marsa, Ferriere, Piacenza Province, Emilia-Romagna, Italy
Mineral Lists
North Woburn, Woburn, Middlesex County, Massachusetts, USA | Rocca Marsa, Ferriere, Piacenza Province, Emilia-Romagna, Italy |
---|---|
Actinolite | |
Albite | |
Andradite-Grossular Series | |
Babingtonite | Babingtonite |
Calcite | |
Chabazite | |
Chalcopyrite | Chalcopyrite |
Chlorite Group | |
Epidote | Epidote |
Halotrichite | |
Hematite | |
Heulandite Subgroup | |
K Feldspar | |
(Var: Adularia) | |
Magnetite | |
Malachite | |
Natrolite | |
Prehnite | |
Pumpellyite Subgroup | |
Pyrite | Pyrite |
Quartz | Quartz |
(Var: Blue Quartz) | |
Stilbite-Ca | |
Talc | |
Titanite | |
Total: 14 | Total: 16 |
Chemistry
Number of mineral & variety species for each element. Red indicates lower than total percentage of mineral species with that element, green indicates higher.
Element | North Woburn, Woburn, Middlesex County, Massachusetts, USA | Rocca Marsa, Ferriere, Piacenza Province, Emilia-Romagna, Italy | Total approved |
---|---|---|---|
H | 6 | 7 | 3391 |
C | 1 | 1 | 491 |
O | 10 | 13 | 4901 |
Na | 2 | 2 | 1151 |
Mg | 1 | 1 | 829 |
Al | 4 | 7 | 1217 |
Si | 9 | 9 | 1673 |
S | 2 | 3 | 1328 |
K | 1 | 1 | 606 |
Ca | 7 | 5 | 1528 |
Ti | 1 | 0 | 429 |
Fe | 6 | 7 | 1381 |
Cu | 2 | 1 | 820 |
Statistics
Total Rows: | 25 |
---|---|
Total Matches: | 5 |
Percent Matches: | 20.00% |