Growth Rings should not be considered a figure. However, when chatoyance is highlighted on purpose, it may interact with growth rings in curious ways. Below some examples:
Larch, European (from [Source 15))- PZC = 7.6Ash, European (from Linea Legno)- PZC = 16.1Chestnut, Sweet (from [Source 14])- PZC = 14.8Black Locust (from Akatz)- PZC = 20.6Elm (from [Source 19])- PZC = 11.9Cedar, European (from [Source 6])- PZC = 7.4Fir, Douglas (from Evolution Panels and Doors)- PZC = 10.5Bog Oak (from Bog_oak Moorwald)- PZC = 14.3Mulberry (from [Source 27])- PZC = 20.1Osage Orange, Green (from Paul Veerkamp)- PZC = 23.7Oak, Red (from P. Hinds)- PZC = 12.4Ash, American White (from P. Hinds)- PZC = 14.7Elm (from [Source 27])- PZC = 14.2Pine, Swiss Stone (from [Source 27])- PZC = 16.0Ash, Tamo (from P. Hinds)- PZC = 16.4Merbau du Cambodge (from [Source 42])- PZC = 15.9