<IfCondition condition=':= if(age, age.CertusQuartzVeins > 0, CertusQuartzDist = "layeredVeins")'>
                <Veins name='CertusQuartzVeins' block='4061' inherits='PresetLayeredVeins'>
                    <Description>
                        CertusQuartz spawns in the height 30-50 range.  The veins are average in length and size.
                    </Description>
                    <DrawWireframe>:=drawWireframes</DrawWireframe>
                    <WireframeColor>0x40200000</WireframeColor>
                    <Setting name='MotherlodeFrequency' avg=':= 0.8 * CertusQuartzFreq * if(age,age.CertusQuartzVeins,1) * _default_'/>
                    <Setting name='MotherlodeSize' avg=':= CertusQuartzSize * _default_' range=':= CertusQuartzSize * _default_'/>
                    <Setting name='MotherlodeHeight' avg=':= 43/64 * dimension.groundLevel' range=':= 10.5/64 * dimension.groundLevel' type='normal'/>
                    <Setting name='BranchHeightLimit' avg='10.5'/>
                    <Setting name='SegmentRadius' avg=':= CertusQuartzSize * _default_' range=':= CertusQuartzSize * _default_'/>
		    <BiomeSet name='river'>
			<Biome name='.*River'/>
		    </BiomeSet>

		    <BiomeSet name='ocean'>
			<BiomeType name='water'/>
			<BiomeSet inherits='river' weight='-1'/>
		    </BiomeSet>
		    <BiomeSet name='island'>
			<BiomeType name='mushroom'/>
		    </BiomeSet>

		    <BiomeSet name='oceanic'>
			<BiomeSet inherits='ocean'/>
			<BiomeSet inherits='island'/>
		    </BiomeSet>

		    <BiomeSet name='continental'>
			<Biome name='.*'/>
			<BiomeSet inherits='oceanic' weight='-1'/>
		    </BiomeSet>
                </Veins>
                <Veins name='CertusQuartzVeinsCold' inherits='CertusQuartzVeins'>
                    <Description> This roughly triples the chance of finding CertusQuartz in mountainous biomes. </Description>
                    <Setting name='MotherlodeFrequency' avg=':= 2 * _default_'/>
                    <Setting name='MotherlodeHeight' avg=':=_default_' range=':= 2 * _default_'/>
                    <Setting name='BranchHeightLimit' avg=':= 2 * _default_'/>
                    <BiomeType name='Mountain'/>
                    <Biome name='Green\s*Hills'/> <Comment> ExtraBiomesXL </Comment>
                </Veins>
            </IfCondition>