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Lithos is a private natural stone sourcing studio for architects and interior designers — from material direction to procurement.

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Phoenix · Scottsdale, Arizona
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Care & Maintenance

How natural stone lives, ages, and is looked after.

2 essays

How to Clean Natural Stone: A Specifier's Maintenance Guide

Care & Maintenance·Jul 30, 2026

How to Clean Natural Stone: A Specifier's Maintenance Guide

How to clean natural stone without damaging it. A sourcing studio on pH-neutral care, why acids etch, daily routines, and stone-specific maintenance for floors and surfaces.

Lithos·4 min read

How to Seal Natural Stone: Which Stones Need It, How Often, and Why

Care & Maintenance·Jul 30, 2026

How to Seal Natural Stone: Which Stones Need It, How Often, and Why

Which natural stones need sealing, which do not, and how often. A sourcing studio on the water-drop test, impregnating sealers, and why sealing does not stop etching.

Lithos·4 min read