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Next: APPENDIX 2
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Examples of the application of the modified Gard nomenclature to some
representative mineral groups, followed by traditional names in parentheses (not
all examples are strict polytypes); further examples are given in the 1977
report
- Elements
- graphite-2H (graphite-2H)
- graphite-3R (graphite-3R)
- Sulphides
- sternbergite-Oab2c (sternbergite)
- sternbergite-Oabc (argentopyrite)
- pyrrhotite-Hbbc (troilite)
- pyrrhotite-H2a2a6c (6C-type pyrrhotite)
- pyrrhotite-O2a2b11c (11C-type pyrrhotite)
- pearceite- (pearceite)
- pearceite- (arsenopolybasite)
- andorite-Oab12c (andorite)
- andorite- (nakaseite)
- Halogenides
- atacamite-R2a2a3c (paratacamite)
- Oxides
- taaffeite-4H (taaffeite)
- taaffeite-9R
- gibbsite- (bayerite)
- gibbsite-Mba2c (hydrargillite)
- Carbonates
- hydrotalcite-2H (manasseite)
- pyroaurite-3R (pyroaurite)
- Borates
- veatchite-Ma2bc (veatchite)
- Sulphates
- coquimbite-3R (paracoquimbite)
- Phosphates, arsenates, and vanadates
- variscite- (metavariscite)
- strengite- (metastrengite)
- Silicates
- chloritoid-Aabc (chloritoid-1A)
- zoisite-Mabc (clinozoisite)
- cordierite-1H (indialite)
- anthophyllite-O2abc (anthophyllite)
- wollastonite-Aabc (wollastonite)
- wollastonite-M2abc (parawollastonite)
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