Southern Blue Ridge: An Analysis of Matrix Forests - Conservation ...

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Appendix C: Southern Blue Ridge Geology ClassesGeology class Lithotypes Metaequivalents100: ACIDICMudstone,(Low grade:)SEDIMENTARY /claystone, siltstone, slates, phyllites,METASEDIMENTARY: fine- non-fissile shale, pelites; (Modto coarse-grained, acidic sandstone,grade:) schists,sed/metased rock conglomerate, pelitic schists,breccia, greywacke, granofelsarenites200: ACIDIC SHALE: Finegrainedacidic sedimentaryFissile shalesrock with fissile textureCommentsLow to moderatelyresistant rocks typical ofvalleys and lowlands withsubdued topography; puresandstone and metasedimentsare moreresistant and may form lowto moderate hills or ridgesLow resistance; producesunstable slopes of fine talus300: CALCAREOUSSEDIMENTARY / META-SEDIMENTARY:basic/alkaline, softsed/metased rock withhigh calcium content400: MODERATELYCALCAREOUSSEDIMENTARY /METASED: Neutral tobasic, moderately softsed/metased rock withsome calcium but less sothan aboveLimestone, dolomite,dolostone, othercarbonate-richclastic rocksCalc shales, calcpelites andsiltstones, calcsandstonesMarbleLightly to mod.metamorphosedcalc pelites andquartzites, calcschists andphyllites, calcsilicategranofelsLowlands and depressions,stream/river channels,ponds/lakes, groundwaterdischarge areas; soils arethin alkaline clays, highcalcium, low potassium;rock is very susceptible tochemical weathering; oftenunderlies prime agriculturalareasVariable group dependingon lithology but generallysusceptible to chemicalweathering; soft shalesoften underlie agriculturalareas36
Geology class Lithotypes MetaequivalentsComments500: ACIDIC GRANITIC:Quartz-rich, resistantacidic igneous and highgrade meta-sedimentaryrock; weathers to thincoarse soilsGranite,granodiorite,rhyolite, felsite,pegmatiteGranitic gneiss,charnockites,migmatites,quartzosegneiss,quartzite, quartzgranofelsResistant, quartz-rich rock,underlies mts and poorlydrained depressions;uplands & highlands mayhave little internal reliefand steep slopes alongborders; generally sandynutrient-poor soils600: MAFIC /(Ultrabasic:)INTERMEDIATE GRANITIC: anorthositequartz-poor alkaline to (Basic:) gabbro,slightly acidic rock, diabase, basaltweathers to clays (Intermediate,quartz-poor:)diorite/ andesite,syenite/ trachyte700: ULTRAMAFIC:magnesium-rich alkalinerockGreenstone,amphibolites,epidiorite,granulite,bostonite,essexiteSerpentine, soapstone, pyroxenites,dunites, peridotites, talc schistsModerately resistant; thin,rocky, clay soils, sl acidic tosl basic, high in magnesium,low in potassium; moderatehills or rolling topography,uplands and lowlands,depending on adjacentlithologies; quartz- poorplutonic rocks weather tothin clay soils withtopographic expressionsmore like graniteThin rocky iron-rich soilsmay be toxic to manyspecies, high magnesium tocalcium ratios often containendemic flora favoring highmagnesium, low potassium,alkaline soils; upland hills,knobs or ridges37
Page 1 and 2: Southern Blue Ridge:An Analysis of
Page 3 and 4: TABLE OF CONTENTSEXECUTIVE SUMMARY
Page 5 and 6: EXECUTIVE SUMMARYThe Southern Blue
Page 7 and 8: The Southern Blue Ridge is a forest
Page 9 and 10: Figure 2. Regional Forest Conservat
Page 11 and 12: Table 1. Data used to evaluate pote
Page 13 and 14: gradients, are more prone to certai
Page 15 and 16: Table 2. Average Territory Size of
Page 17 and 18: CLASSIFYING THE MATRIX FOREST BLOCK
Page 19 and 20: LANDFORMLandforms anchor and contro
Page 21 and 22: The analysis resulted in 25 ELU gro
Page 23 and 24: Figure 5. Southern Blue Ridge Poten
Page 25 and 26: Figure 7. Prioritized Southern Blue
Page 27 and 28: RESULTS OF ANALYSISAll final SBR ma
Page 29 and 30: protection, but are subject to natu
Page 31 and 32: CONCLUSIONSThe goal of this analysi
Page 33 and 34: LITERATURE CITEDAnderson, M.G. 2008
Page 35 and 36: Lafon, C.W., Hoss, J.A. and Grissin
Page 37 and 38: Appendix A: State Expert Review Tea
Page 39: Appendix B: Fragmenting Features: D
Page 43 and 44: Tier BlockName OrdGroupLabelAcresT1
Page 45 and 46: Appendix E: Final Southern Blue Rid
Page 47 and 48: ELU_GroupBlock Name Revised Name St
Page 53: Field NamesSuccessional Shrub/Scrub

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