Leit House / Schwartz and Architecture

Millions of years ago, the volcanoes of Sonoma Valley spewed hot magma across the landscape. As the lava quickly cooled, the eruption's gases became trapped, forming porous cavities instead of crystallizing into dense stone. These blackened rocks —rhyolite, basalt, andesite, and pumice—still dot the landscape today, surprising in their lightness despite all appearances.

Leit House / Schwartz and Architecture
© Douglas Sterling Photography © Douglas Sterling Photography

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