Class <<FeatureType>> GeochronologicInterpretation

<xs:element xmlns:xs="http://www.w3.org/2001/XMLSchema" name="GeochronologicInterpretation" substitutionGroup="gml:AbstractFeature" type="gsmlla:GeochronologicInterpretationType">

    <xs:annotation>

        <xs:documentation>An interpretation made by a geologist of the age of a specimen made by statistical analysis of a single collection of observations.  A specimen may have multiple geochronological interpretations made on it, each related to a different observation collection.</xs:documentation>

    </xs:annotation>

</xs:element>

<xs:complexType xmlns:xs="http://www.w3.org/2001/XMLSchema" name="GeochronologicInterpretationType">

    <xs:complexContent>

        <xs:extension base="gml:AbstractFeatureType">

            <xs:sequence>

                <xs:element name="interpretedAge" type="gsmlga:GeologicEventPropertyType">

                    <xs:annotation>

                        <xs:documentation>Use GeoSciML GeologicEvent to describe event age, process and environment.  e.g, Event age = 350 Ma +/- 3 Ma.  Event process = intrusion, extrusion, metamorphism. Event environment = plutonic, marine.</xs:documentation>

                    </xs:annotation>

                </xs:element>

                <xs:element maxOccurs="unbounded" minOccurs="1" name="isotopicEvent" nillable="true" type="gml:ReferenceType">

                    <xs:annotation>

                        <xs:appinfo>

                            <gml:targetElement xmlns:gml="http://www.opengis.net/gml/3.2">gsmlla:IsotopicEventType</gml:targetElement>

                        </xs:appinfo>

                        <xs:documentation>Describes any isotopic events that are relevant to the interpretation. eg; closure, isotopic mixing, Pb loss, etc</xs:documentation>

                    </xs:annotation>

                </xs:element>

                <xs:element name="isotopicSystem" nillable="true" type="gml:ReferenceType">

                    <xs:annotation>

                        <xs:appinfo>

                            <gml:targetElement xmlns:gml="http://www.opengis.net/gml/3.2">gsmlla:IsotopicSystemName</gml:targetElement>

                        </xs:appinfo>

                        <xs:documentation>Describes the isotopic system used to calculate geochronological age. StatisticalAgeTypes vocabulary would contain values like:

Ar-Ar, K-Ar, Nd-Sm, Pb-Pb, Rb-Sr, Re-Os, U-Pb, etc</xs:documentation>

                    </xs:annotation>

                </xs:element>

                <xs:element name="statisticalMethod" nillable="true" type="gml:ReferenceType">

                    <xs:annotation>

                        <xs:appinfo>

                            <gml:targetElement xmlns:gml="http://www.opengis.net/gml/3.2">gsmlla:StatisticalMethodTerm</gml:targetElement>

                        </xs:appinfo>

                        <xs:documentation>The statistical method used to interpret the results</xs:documentation>

                    </xs:annotation>

                </xs:element>

                <xs:element name="interpretedBy" nillable="true" type="gmd:CI_ResponsibleParty_PropertyType">

                    <xs:annotation>

                        <xs:documentation>Party responsible for this interpretation</xs:documentation>

                    </xs:annotation>

                </xs:element>

                <xs:element name="citation" nillable="true" type="gmd:CI_Citation_PropertyType">

                    <xs:annotation>

                        <xs:documentation>Use ISO metadata citation element to describe author and other reference information.  Can be used to describe reference for new or legacy data</xs:documentation>

                    </xs:annotation>

                </xs:element>

                <xs:element name="preferredInterpretation" nillable="true">

                    <xs:annotation>

                        <xs:documentation>Indicates whether this interpretation is the preferred interpretation (ie; the analytical data may be reinterpreted)</xs:documentation>

                    </xs:annotation>

                    <xs:complexType>

                        <xs:simpleContent>

                            <xs:extension base="boolean">

                                <xs:attribute name="nilReason" type="gml:NilReasonType"/>

                            </xs:extension>

                        </xs:simpleContent>

                    </xs:complexType>

                </xs:element>

                <xs:element name="sourceCollection" nillable="true" type="sam:SF_SamplingFeatureCollectionPropertyType">

                    <xs:annotation>

                        <xs:documentation>Each geochronological interpretation has a mandatory association to a collection of sampling features (eg; a collection of burn spots or craters from a SHRIMP analytical session).  

                                Legacy published data for which the SamplingFeatureCollection is unknown may be delivered with SamplingFeatureCollection = 'unknown'.</xs:documentation>

                    </xs:annotation>

                </xs:element>

            </xs:sequence>

        </xs:extension>

    </xs:complexContent>

</xs:complexType>

<xs:complexType xmlns:xs="http://www.w3.org/2001/XMLSchema" name="GeochronologicInterpretationPropertyType">

    <xs:sequence minOccurs="0">

        <xs:element ref="gsmlla:GeochronologicInterpretation"/>

    </xs:sequence>

    <xs:attributeGroup ref="gml:AssociationAttributeGroup"/>

    <xs:attributeGroup ref="gml:OwnershipAttributeGroup"/>

</xs:complexType>