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:
Straw Peak, Slate Range District (Arondo District), Slate Range, San Bernardino Co., California, USA

Oldest recorded age at locality: 448.1
Youngest recorded age at locality: 129.1

mindat Locality ID: 274625
mindat URL: http://www.mindat.org/loc-274625.html

Tectonic Settings:

Total number of sublocalities beneath "Straw Peak, Slate Range District (Arondo District), Slate Range, San Bernardino Co., California, USA": 14
Total number of bottom-level sublocalities: 14

Number of Child Localities: 14
Child Localities:
Broadway Prospects
Browns Mountain Occurrence
Colorado Mine (Old Glory Mine)
Early Spring Prospect
Ghost Mine
Homestake Occurrence
Johnson Mine [2]
Lake View Mine
Layton Well Mine
Lone View And San Francisco Mines (Lone View; Lone View Claim; Alta Silver Group)
New York Mine (New York Claim; Alta Silver Claim; Alta Silver Group)
Sunset Mine
Unnamed Fe Prospect [9]
Virginia Ann Mine

Latitude: 35°41'15"N
Longitude: 117°10'24"W
Decimal Degree (lat, lon): 35.6875,-117.17333333333

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	None	Tetrahedrite

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: B C Ca Cu H Mn O S Sb

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite None Tetrahedrite

3 IMA Minerals at location:

Colemanite ()*	Rhodochrosite ()*	Tetrahedrite-(Zn) ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Colemanite ()*	None	CaB₃O₄(OH)₃·H₂O	1	173899	144
Rhodochrosite ()*	Calcite	Mn(CO₃)	1	173908	1711
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	173908	5317

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
USGS-U-Th-Pb-01442_206_238	129.1	129.1	129.1	206_238	zircon	Zircon	88928	Lone View And San Francisco Mines (Lone View; Lone View Claim; Alta Silver Group), Straw Peak, Slate Range District (Arondo District), Slate Range, San Bernardino Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01442_207_206	448.1	448.1	448.1	207_206	zircon	Zircon	88928	Lone View And San Francisco Mines (Lone View; Lone View Claim; Alta Silver Group), Straw Peak, Slate Range District (Arondo District), Slate Range, San Bernardino Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01442_207_235	147.1	147.1	147.1	207_235	zircon	Zircon	88928	Lone View And San Francisco Mines (Lone View; Lone View Claim; Alta Silver Group), Straw Peak, Slate Range District (Arondo District), Slate Range, San Bernardino Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...