<gils>

<Title>
ISOTOPIC DATES OF ROCKS AND MINERALS
</Title>

<Originator>
NEVADA BUREAU OF MINES AND GEOLOGY
</Originator>

<Local-Subject-Index>
GEOLOGY; ISOTOPIC DATE; MINERAL; NEVADA; ROCK
</Local-Subject-Index>

<Abstract>
Rock type, collection location, sample description, analytical method, 
analytical data, lab performing analytical work, age in month-year, isotopic 
method used, comments on reliability of age determination, and collector's 
identification are components of this data set.
<Format>
CATALOGS/INDEXES; FILE FOLDERS
</Format>

<Comments>
No easy search method; one must search through all the issues of the journal; 
articles describe new dates or are a compilation of all dates from a particular 

area, rock type, etc.
</Comments>
</Abstract>

<Spatial-Domain>

<Geographic-Coverage>
US STATE; WESTERN HEMISPHERE
</Geographic-Coverage>

<Coordinate-System>
LATITUDE/LONGITUDE; PUBLIC LAND SURVEY (SECTION, TOWNSHIP, AND RANGE)
</Coordinate-System>

<Coverage-Description>
NEVADA; UNITED STATES; WESTERN HEMISPHERE
</Coverage-Description>
</Spatial-Domain>

<Time-Period>

<Time-Period-Textual>
1970-PRESENT
</Time-Period-Textual>
</Time-Period>

<Availability>

<Distributor>

<Organization>
NEVADA BUREAU OF MINES AND GEOLOGY
</Organization>

<Street-Address>
NEVADA BUREAU OF MINES AND GEOLOGY, UNIVERSITY OF NEVADA
</Street-Address>

<City>
RENO
</City>

<State>
NV
</State>

<Zip-Code>
89557
</Zip-Code>

<Country>
USA
</Country>

<Telephone>
(702) 784-6691
</Telephone>
</Distributor>

<Resource-Description>
ISOTOPIC DATES OF ROCKS AND MINERALS
</Resource-Description>

<Technical-Prerequisites>

<Data-Set-Type>
NONAUTOMATED
</Data-Set-Type>

<Access-Method>
MANUAL
</Access-Method>
</Technical-Prerequisites>
</Availability>

<Access-Constraints>

<Documentation>
Data published in Isochron/West, a scientific journal published three times a 
year.
</Documentation>
</Access-Constraints>

<Point-of-Contact>

<Name>
LARRY GARSIDE
</Name>

<Organization>
NEVADA BUREAU OF MINES AND GEOLOGY
</Organization>

<Street-Address>
NEVADA BUREAU OF MINES AND GEOLOGY, UNIVERSITY OF NEVADA
</Street-Address>

<City>
RENO
</City>

<State>
NV
</State>

<Zip-Code>
89557
</Zip-Code>

<Country>
USA
</Country>

<Telephone>
(702) 784-6691
</Telephone>
</Point-of-Contact>

<Control-Identifier>
ESDD0047
</Control-Identifier>

<Record-Source>
NEVADA BUREAU OF MINES AND GEOLOGY
</Record-Source>

<Date-of-Last-Modification>
199101
</Date-of-Last-Modification>
</gils>

