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Language: en
Pages: 336
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Type: BOOK - Published: 1985-11-30 - Publisher: Springer
Tourmaline group minerals have graced the cabinets of mineral collectors and museums for untold generations. Their colors and color patterns, along with their d
Language: en
Pages: 308
Pages: 308
Type: BOOK - Published: 2003 - Publisher: Verlag Urachhaus
The qualities of the mysterious tourmaline are unique in the mineral realm. Fourteen years went into creating this volume, including visits to scientific collec
Language: en
Pages:
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Type: BOOK - Published: 2015-01 - Publisher:
Language: en
Pages: 480
Pages: 480
Type: BOOK - Published: 1992 - Publisher:
A man snaps a photograph and suddenly becomes an international fugitive. A woman, captured by terrorists, relies on her faith in God to sustain her. Their salva
Language: en
Pages: 144
Pages: 144
Type: BOOK - Published: 2019-09-12 - Publisher:
Taking its name from the Latin rubellus, meaning "reddish," rubellite was rare in the ancient world. Its unique properties set it apart from other hard, red gem
