Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Mt Harding, Grove Mts, American Highland, Eastern Antarctica, Antarctica

mindat Locality ID: 307497
mindat URL: http://www.mindat.org/loc-307497.html

Tectonic Settings:

Total number of sublocalities beneath "Mt Harding, Grove Mts, American Highland, Eastern Antarctica, Antarctica": 0
Total number of bottom-level sublocalities: 0

Latitude: 72°53'"S
Longitude: 75°1'30"E
Decimal Degree (lat, lon): -72.883333333333,75.025

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Calcite	Clay	Gypsum	Kaolinite	Mica	None	Quartz	Smectite-vermiculite	Starkeyite

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al C Ca Cr Fe H K Mg O S Si

Elements from minerals reported directly at this locality: Al C Ca Cr Fe H K Mg O S Si

Structural Groups for minerals in this locality:
Calcite Clay Gypsum Kaolinite Mica None Quartz Smectite-vermiculite Starkeyite

9 IMA Minerals at location:

Calcite ()*	Guyanaite ()*	Gypsum ()*	Kaolinite ()*	Muscovite ()*
Quartz ()*	Rozenite ()*	Starkeyite ()*	Vermiculite ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	27770
Guyanaite ()*	None	CrO(OH)	6
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	6890
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	5591
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Quartz ()*	Quartz	SiO₂	61156
Rozenite ()*	Starkeyite	Fe²⁺(SO₄)·4H₂O	293
Starkeyite ()*	Starkeyite	Mg(SO₄)·4H₂O	79
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	652

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...