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PZC Chatometry

A standard system to measure wood chatoyance

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  • What is Chatoyance?
    • Curl
    • Ribbon Stripe
    • Other Figures
    • Flecks
    • Growth Rings
    • Knots
  • The PZC method
    • Scale example 1
    • Scale example 2
    • Scale example 3
    • Scale example 4
  • Woods
    • Summary Table
    • Africa
      • Abura
      • Afrormosia
      • Agba
      • Agba
      • Afzelia
      • Aniegre
      • Avodire
      • Azobe
      • Bilinga
      • Bilinga
      • Bomanga
      • Boire
      • Bubinga
      • Cola
      • Ebiara
      • Ebony, Gaboon
      • Etimoe
      • Faro
      • Faro
      • Framire
      • Guarea
      • Iroko
      • Lati
      • Khaya
      • Kosipo
      • Kotibe
      • Kotibe
      • Koto
      • Limba
      • Limba, Black
      • Makore
      • Mansonia
      • Moabi
      • Movingui
      • Niangon
      • Niove
      • Obeche
      • Ocotea
      • Ocotea
      • Ovangkol
      • Okoume
      • Padouk
      • Purpleheart
      • Ramin
      • Rosewood, African Blackwood
      • Rosewood, African Blackwood
      • Rosewood, Madagascar
      • Sapele
      • Sipo
      • Tali
      • Tiama
      • Wenge
      • Walnut, African
      • Zebrawood
    • Asia
      • Acacia, unspecified
      • Ailanthus
      • Albizia, unspecified
      • Alstonia
      • Artocarpus
      • Ash, Tamo
      • Bintangor
      • Bamboo
      • Camphor
      • Coconut
      • Ebony, Black and White
      • Ebony, Macassar
      • Fig, misc.
      • Kapur
      • Keruing
      • Mango
      • Meranti
      • Merbau
      • Mersawa
      • Narra
      • Paulownia
      • Rosewood, Indian
      • Satinwood
      • Sen
      • Sucupira
      • Teak
    • Europe
      • Alder
      • Apple
      • Ash, European
      • Ash, Olive
      • Beech, European
      • Birch
      • Birch, Karelian Burl
      • Black Locust
      • Bog Oak
      • Cedar, European
      • Cherry, Sweet
      • Chestnut, Horse
      • Chestnut, Sweet
      • Cypress, Mediterranean
      • Elm
      • Fir, European Silver
      • Hawthorn
      • Hazelnut
      • Hornbeam
      • Laburnum
      • Lagerstroemia
      • Larch, European
      • London Plane
      • Lime, European
      • Madrone
      • Maple, European
      • Mulberry
      • Oak, Sessile
      • Olive
      • Olive, Russian
      • Poplar, Yellow
      • Pine, Maritime
      • Pine, Swiss Stone
      • Pine, unspecified
      • Pear
      • Poplar
      • Spruce, Fiemme (Ciresa tonewood)
      • Sumac
      • Walnut, European
      • Yew
    • North America
      • Ash, American White
      • Alder, Red
      • Beech, North American
      • Beech, North American
      • Boxelder
      • Butternut
      • Catalpa
      • Cedar, Eastern Red
      • Cedar, Western Red
      • Cherry, Black
      • Cypress, Bald
      • Cypress, Lawson
      • Desert Ironwood
      • Desert Ironwood
      • Dogwood
      • Fir, Douglas
      • Giant Sequoia
      • Hackberry
      • Hemlock
      • Hickory
      • Holly
      • Honey Locust
      • Juniperus misc.
      • Koa
      • Magnolia
      • Maple, Bigleaf
      • Maple, Bigleaf
      • Maple, Hard
      • Mesquite
      • Mesquite
      • Oak, Red
      • Oak, White
      • Osage Orange
      • Osage Orange, Green
      • Red Gum
      • Pecan
      • Pecan
      • Redwood
      • Sassafras
      • Service Tree
      • Sycamore, American
      • Sycamore, American
      • Walnut, Black
      • Walnut, Claro
      • Walnut, Claro
      • Willow
    • Oceania
      • Agathis
      • Ash, Crow’s
      • Australian Blackwood
      • Black Bean
      • Cedar, Australian Red
      • Eucalyptus, unspecified
      • Ash, Mountain
      • Gum, River Red
      • Oak, Tasmanian
      • Jarrah
      • Maple, Queensland
      • Oak, Northern Silky
      • Oak, Southern Silky
      • Pine, Huon
      • She-Oak, River
      • Spotted Gum
      • Tasmanian Myrtle
      • Walnut, Queensland
    • South and Central America
      • Angelim
      • Araucaria
      • Aspidosperma
      • Bloodwood
      • Bocote
      • Canarywood
      • Carapa
      • Cedar, Spanish
      • Cerejeira
      • Chechen
      • Cumaru
      • Curupixa
      • Freijo
      • Garapa
      • Goncalo Alves
      • Goupie
      • Granadillo
      • Guanacaste
      • Guatambu
      • Imbuia
      • Ipe
      • Jacareuba
      • Jatoba
      • Jequitiba
      • Katalox
      • Leopardwood
      • Lignum Vitae
      • Louro Faia
      • Louro Preto
      • Mahogany, Cuban
      • Mahogany, Honduras
      • Massaranduba
      • Nothofagus
      • Osage Orange, Argentine
      • Pao Rosa
      • Peroba Rosa
      • Piquiarana
      • Podocarpus
      • Primavera
      • Rosewood, Brazilian
      • Rosewood, Cocobolo
      • Rosewood, Honduras
      • Rosewood, Kingwood
      • Rosewood, Santos
      • Tatajuba
      • Timbauba
      • Tineo
      • Tulipwood (Brazilian)
      • Ziricote
  • Case studies
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Catalpa

Botanical NameCatalpa spp.
Common NamesCatalpa
Number of sources4
Number of different logs8
Number of specimens16
Number of measurements48
Max PZC read (of all measurements)26.9
Min PZC read (of all measurements)9.7
Max PZC average on one log24.7
Min PZC average on one log11.1
PZC Average of all logs19.4
Summary table

Visualized Chatoyance examples (one each different log)

Log 1 (from NEHOSOC) – PZC = 18.1
Log 2 (C. Ovata from NEHOSOC) – PZC = 26.0
Log 3 (C. Speciosa from [Source 28]) – PZC = 24.2
Log 4 (C. Speciosa from [Source 53]) – PZC = 24.5
Log 5 (C. Bignonioides from [Source 53]) – PZC = 17.2
Log 6 (C. Speciosa from [Source 58]) – PZC = 11.3
Log 7 (from [Source 58]) – PZC = 16.7
Log 8 (C. Ovata from [Source 58]) – PZC = 17.9

See also
LARGE GIFS 2
LARGE GIFS 3
LARGE GIFS 13

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