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:
Desmond Prospect, Bald Mountain, Manhattan District, Toquima Range, Nye Co., Nevada, USA

Oldest recorded age at locality: 81.1
Youngest recorded age at locality: 16

mindat Locality ID: 213440
mindat URL: http://www.mindat.org/loc-213440.html

Tectonic Settings:

Total number of sublocalities beneath "Desmond Prospect, Bald Mountain, Manhattan District, Toquima Range, Nye Co., Nevada, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

No IMA Minerals occur at this locality according to mindat

32 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
Kristen000222	27	24.8	25.9±1.1	fission track			zircon	DRS-74-266	Yes	Zircon			261556	Toquima Range, Nye Co., Nevada, USA	Toquima Range	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000240	23.4	21.4	22.4±1	fission track			zircon	DRS-80-60	Yes	Zircon			261556	Toquima Range, Nye Co., Nevada, USA	Toquima Range	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000241	24.6	19.8	22.2±2.4	fission track			apatite	DRS-80-60	Yes				261556	Toquima Range, Nye Co., Nevada, USA	Toquima Range	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Hg-00055	50	45		K-Ar, F.T.					Yes		Balkanite	Hg	11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA		Shawe et al. (2003); Shawe et al. (1986)
Kristen000189	77.3	71.9	74.6±2.7	K-Ar	metamorphism		muscovite	DRS-68-119	Yes	Muscovite			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000204	25.4	23.8	24.6±0.8	K-Ar			biotite	DRS-75-56	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000206	24	21.2	22.6±1.4	K-Ar	intrusion age		plagioclase	DRS-76-76	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000207	25.6	24	24.8±0.8	K-Ar			biotite	DRS-76-82	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000208	26.4	24.6	25.5±0.9	K-Ar	emplacement of intrusive body		biotite	DRS-76-107	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000209	24.3	22.7	23.5±0.8	K-Ar	emplacement of intrusive body		biotite	DRS-76-109	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000210	76.2	72.8	74.5±1.7	K-Ar	metamorphism		adularia	DRS-77-123	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000211	78.7	75.1	76.9±1.8	K-Ar	metamorphism		muscovite	DRS-77-183A	Yes	Muscovite			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000212	80.7	77.1	78.9±1.8	K-Ar		high	muscovite	DRS-78-20A	Yes	Muscovite			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000213	58.8	51.8	55.3±3.5	K-Ar		high	k-feldspar	DRS-78-20A	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000214	77.6	72.4	75±2.6	K-Ar			biotite	DRS-78-20B	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000215	75.3	71.9	73.6±1.7	K-Ar			adularia	DRS-78-86B	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000216	70.3	67.1	68.7±1.6	K-Ar			k-feldspar	DRS-78-86C	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000217	25	23.4	24.2±0.8	K-Ar	intrusion age		biotite	DRS-78-92	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000218	16.8	16	16.4±0.4	K-Ar			adularia	DRS-78-154A	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000219	64.6	61.6	63.1±1.5	K-Ar			k-feldspar	DRS-78-158B	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000223	26	23.6	24.8±1.2	fission track			zircon	DRS-75-56	Yes	Zircon			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000224	26.2	22.4	24.3±1.9	fission track			apatite	DRS-75-56	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000225	25.9	23.7	24.8±1.1	fission track			zircon	DRS-76-54	Yes	Zircon			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000226	24.7	18.1	21.4±3.3	fission track			apatite	DRS-76-54	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000227	24.1	19.7	21.9±2.2	fission track	intrusion age		apatite	DRS-77-199	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000228	46	41.8	43.9±2.1	fission track	emplacement during metamorphism		zircon	DRS-78-20B	Yes	Zircon			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000229	42.6	38.2	40.4±2.2	fission track	emplacement during metamorphism		zircon	DRS-78-20B	Yes	Zircon			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000230	24	19.6	21.8±2.2	fission track	emplacement during metamorphism		apatite	DRS-78-20B	Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000235	20.4	18.4	19.4±1	fission track	thermal event from intrustion		zircon	DRS-79-86	Yes	Zircon			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000236	24.5	22.3	23.4±1.1	fission track	thermal event from intrustion		zircon	DRS-79-87	Yes	Zircon			11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen001379	81.1	79.1	80.1±1	Rb-Sr	emplacement of Pipe Spring body during metamorphism		whole rock, biotite		Yes				11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA	Manhattan District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Mo-00125	75	16		K-Ar, F.T.		high			Yes		Molybdenite	Mo	11584	Manhattan District, Toquima Range, Nye Co., Nevada, USA		Shawe et al. (2003); Shawe et al. (1986)			age of mineralization related to Pipe Sping body south of Manhatten

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...